| 0 | PI 443124 | | Berberis koreana Palib. | United States | | | Historic | 1980 | COLLECTED | 10/1967 | Coos Co., New Hampshire | | | | | Collected by E. Hutchinson. | 1338060 | PI 443124 |
| 1 | PI 433937 | | Berberis julianae C. K. Schneid. | Mississippi, United States | | | Historic | 1979 | DONATED | 03/1979 | | | | | | | 1328873 | PI 433937 |
| 2 | PI 321717 | Col. No. RNG 780 | Berberis buxifolia Lam. | Tierra del Fuego, Argentina | | | Historic | 1967 | COLLECTED | | Near bridge over Laskifashej River, Estancia Harberton | | | | | | 1713336 | PI 321717 |
| 3 | PI 303383 | V-63-131 | Berberis sp. | Colorado, United States | | | Historic | 1964 | COLLECTED | | | | | | | | 1680615 | PI 303383 |
| 4 | PI 303384 | V-63-138 | Berberis sp. | Colorado, United States | | | Historic | 1964 | COLLECTED | | | | | | | | 1680616 | PI 303384 |
| 5 | PI 303385 | V-63-174 | Berberis sp. | Colorado, United States | | | Historic | 1964 | COLLECTED | | | | | | | | 1680617 | PI 303385 |
| 6 | PI 292330 | 'Michay' | Berberis darwinii Hook. | Neuquén, Argentina | | | Historic | 1963 | COLLECTED | | Parke Nacional Nahuel Huapi | | 270 | | | | 1695383 | PI 292330 |
| 7 | PI 292331 | 'Calafate' | Berberis sp. | Neuquén, Argentina | | | Historic | 1963 | COLLECTED | | Parke Nacional Nahuel Huapi | | 270 | | | | 1695384 | PI 292331 |
| 8 | PI 285330 | Col. No. 1137 | Berberis sp. | Nepal | | | Historic | 1962 | COLLECTED | | Open fields with rose and viburnum, Mt. Furkai | | 3161 | | | | 1688786 | PI 285330 |
| 9 | PI 285331 | Col. No. 1158 | Berberis sp. | Nepal | | | Historic | 1962 | COLLECTED | | Shade of rhododendron forest on Mt. Furkai | | 2408 | | | | 1688787 | PI 285331 |
| 10 | PI 285332 | Col. No. 1171 | Berberis concinna Hook. f. | Nepal | | | Historic | 1962 | COLLECTED | | Open fields with roses, on Mt. Furkai | | 3130 | | | | 1688788 | PI 285332 |
| 11 | PI 285333 | Col. No. 1266 | Berberis sp. | Nepal | | | Historic | 1962 | COLLECTED | | Evergreen forest above Mardi Khol | | 2559 | | | | 1688789 | PI 285333 |
| 12 | PI 285334 | Col. No. 1301 | Berberis sp. | Nepal | | | Historic | 1962 | COLLECTED | | Dry woods near Dhaman | | 2468 | | | | 1688790 | PI 285334 |
| 13 | PI 285048 | | Berberis temolaica Ahrendt | United Kingdom | | | Historic | 1962 | COLLECTED | | | | | | | | 1688540 | PI 285048 |
| 14 | PI 262243 | 'Orange King' | Berberis linearifolia Phil. | Overijssel, Netherlands | | | Historic | 1959 | DONATED | 12/23/1959 | | | | | | | 1557148 | PI 262243 |
| 15 | PI 255909 | | Berberis thunbergii DC. | England, United Kingdom | | | Historic | 1959 | DONATED | 03/12/1959 | | | | | | | 1558364 | PI 255909 |
| 16 | PI 145597 | | Berberis laurina Billb. ex Thunb. | Uruguay | | | Historic | 1942 | COLLECTED | | | | | | | | 1878399 | PI 145597 |
| 17 | PI 144938 | No. 36.1566 | Berberis actinacantha Mart. ex Schult. & Schult. f. | Valparaíso, Chile | | | Historic | 1942 | COLLECTED | | | | 300 | | | | 1877732 | PI 144938 |
| 18 | PI 144939 | No. 36.1651 | Berberis actinacantha Mart. ex Schult. & Schult. f. | Valparaíso, Chile | | | Historic | 1942 | COLLECTED | | | | 300 | | | | 1877733 | PI 144939 |
| 19 | PI 144940 | No. 40.1100 | Berberis sp. | La Araucanía, Chile | | | Historic | 1942 | COLLECTED | | | | | | | | 1877734 | PI 144940 |
| 20 | PI 144941 | No. 39.1878 | Berberis buxifolia Lam. | Córdoba, Argentina | | | Historic | 1942 | COLLECTED | | Sarmiento | | 150 | | | | 1877735 | PI 144941 |
| 21 | PI 144942 | No. 40.1017 | Berberis buxifolia Lam. | Chile | | | Historic | 1942 | COLLECTED | | | | | | | | 1877736 | PI 144942 |
| 22 | PI 144943 | No. 39.2071 | Berberis commutata Eichler | Apurímac, Peru | | | Historic | 1942 | COLLECTED | | | | 2800 | | | | 1877737 | PI 144943 |
| 23 | PI 144944 | No. 36.1582 | Berberis darwinii Hook. | Los Lagos, Chile | | | Historic | 1942 | COLLECTED | | Llanquihue | | 100 | | | | 1877738 | PI 144944 |
| 24 | PI 144945 | No. 40.1001 | Berberis darwinii Hook. | Valparaíso, Chile | | | Historic | 1942 | COLLECTED | | | | | | | | 1877739 | PI 144945 |
| 25 | PI 144946 | No. 36.1321 | Berberis darwinii Hook. | Los Lagos, Chile | | | Historic | 1942 | COLLECTED | | Llanquihue Near Ensenada | | 100 | | | | 1877740 | PI 144946 |
| 26 | PI 144947 | No. 39.2093 | Berberis jelskiana C. K. Schneid. | Apurímac, Peru | | | Historic | 1942 | COLLECTED | | | | 3100 | | | | 1877741 | PI 144947 |
| 27 | PI 144948 | No. 36.1869 | Berberis sp. | Cusco, Peru | | | Historic | 1942 | COLLECTED | | | | | 3400m to 3600m altitude near Acanacu Pass | | | 1877742 | PI 144948 |
| 28 | PI 144949 | No. 39.2489 | Berberis sp. | Unknown | | | Historic | 1942 | COLLECTED | | Peru (?) | | | | | | 1877743 | PI 144949 |
| 29 | PI 143714 | | Berberis jamesiana Forrest & W. W. Sm. | England, United Kingdom | | | Historic | 1942 | COLLECTED | | | | | | | | 1869671 | PI 143714 |
| 30 | PI 140992 | No. 6340 | Berberis sp. | Māzandarān, Iran | | | Historic | 1941 | COLLECTED | 07/21/1940 | Karimserai | | | | | | 1865614 | PI 140992 |
| 31 | PI 140993 | No. 6677 | Berberis sp. | Khorasan, Iran | | | Historic | 1941 | COLLECTED | 08/18/1940 | Bardu Forest | | | | | | 1865615 | PI 140993 |
| 32 | PI 140994 | Zareshk | Berberis sp. | Khorasan, Iran | | | Historic | 1941 | COLLECTED | 09/13/1940 | Turbati Haidari | | | | | | 1865616 | PI 140994 |
| 33 | PI 138789 | Zareshk | Berberis sp. | Iran | | | Historic | 1940 | COLLECTED | 02/05/1940 | Tomogaon | | | | | | 1861089 | PI 138789 |
| 34 | PI 138790 | Zareshk | Berberis sp. | Eşfahān, Iran | | | Historic | 1940 | COLLECTED | 03/05/1940 | Isfahan | | | | | | 1861090 | PI 138790 |
| 35 | PI 138791 | Zereshk | Berberis sp. | Kermān, Iran | | | Historic | 1940 | COLLECTED | 12/31/1939 | Saidabad | | | | | | 1861091 | PI 138791 |
| 36 | PI 136386 | | Berberis linearifolia Phil. | Pennsylvania, United States | | | Historic | 1940 | COLLECTED | | | | | | | | 1854746 | PI 136386 |
| 37 | PI 136387 | 'Higdoron' | Berberis ×lologensis Sandwith | Pennsylvania, United States | | | Historic | 1940 | COLLECTED | | | | | | | | 1854747 | PI 136387 |
| 38 | PI 136977 | | Berberis sp. | Unknown | | | Historic | 1940 | COLLECTED | | Union of Soviet Socialist Republics | | | | | | 1856316 | PI 136977 |
| 39 | PI 136037 | No. 4803 | Berberis sp. | Afghanistan | | | Historic | 1940 | COLLECTED | 10/07/1939 | Dry slope at Laorlash | | 2432 | | | | 1854419 | PI 136037 |
| 40 | PI 134375 | | Berberis bergmanniae C. K. Schneid. | England, United Kingdom | | | Historic | 1939 | COLLECTED | | | | | | | | 1850972 | PI 134375 |
| 41 | PI 134376 | | Berberis bergmanniae C. K. Schneid. var. acanthophylla C. K. Schneid. | England, United Kingdom | | | Historic | 1939 | COLLECTED | | | | | | | | 1850973 | PI 134376 |
| 42 | PI 134377 | | Berberis chillanensis (C. K. Schneid.) Sprague ex Bean | England, United Kingdom | | | Historic | 1939 | COLLECTED | | | | | | | | 1850974 | PI 134377 |
| 43 | PI 134378 | | Berberis comberi Sprague & Sandwith | England, United Kingdom | | | Historic | 1939 | COLLECTED | | | | | | | | 1850975 | PI 134378 |
| 44 | PI 134379 | | Berberis consimilis C. K. Schneid. | England, United Kingdom | | | Historic | 1939 | COLLECTED | | | | | | | | 1850976 | PI 134379 |
| 45 | PI 134380 | | Berberis delavayi C. K. Schneid. | England, United Kingdom | | | Historic | 1939 | COLLECTED | | | | | | | | 1850977 | PI 134380 |
| 46 | PI 134381 | | Berberis dubia C. K. Schneid. | England, United Kingdom | | | Historic | 1939 | COLLECTED | | | | | | | | 1850978 | PI 134381 |
| 47 | PI 134382 | | Berberis hakeoides (Hook. f.) C. K. Schneid. | England, United Kingdom | | | Historic | 1939 | COLLECTED | | | | | | | | 1850979 | PI 134382 |
| 48 | PI 134383 | | Berberis hypokerina Airy Shaw | England, United Kingdom | | | Historic | 1939 | COLLECTED | | | | | | | | 1850980 | PI 134383 |
| 49 | PI 134384 | | Berberis insignis Hook. f. & Thomson | England, United Kingdom | | | Historic | 1939 | COLLECTED | | | | | | | | 1850981 | PI 134384 |
| 50 | PI 134385 | | Berberis integerrima Bunge | England, United Kingdom | | | Historic | 1939 | COLLECTED | | | | | | | | 1850982 | PI 134385 |
| 51 | PI 134386 | | Berberis kawakamii Hayata | England, United Kingdom | | | Historic | 1939 | COLLECTED | | | | | | | | 1850983 | PI 134386 |
| 52 | PI 134387 | | Berberis kumaonensis C. K. Schneid. | England, United Kingdom | | | Historic | 1939 | COLLECTED | | | | | | | | 1850984 | PI 134387 |
| 53 | PI 134388 | | Berberis lecomtei C. K. Schneid. | England, United Kingdom | | | Historic | 1939 | COLLECTED | | | | | | | | 1850985 | PI 134388 |
| 54 | PI 134389 | | Berberis potaninii Maxim. | England, United Kingdom | | | Historic | 1939 | COLLECTED | | | | | | | | 1850986 | PI 134389 |
| 55 | PI 134390 | | Berberis sp. | England, United Kingdom | | | Historic | 1939 | COLLECTED | | | | | | | | 1850987 | PI 134390 |
| 56 | PI 134391 | | Berberis linearifolia Phil. | England, United Kingdom | | | Historic | 1939 | COLLECTED | | | | | | | | 1850988 | PI 134391 |
| 57 | PI 134392 | | Berberis ×lologensis Sandwith | England, United Kingdom | | | Historic | 1939 | COLLECTED | | | | | | | | 1850989 | PI 134392 |
| 58 | PI 134393 | | Berberis mekongensis W. W. Sm. | England, United Kingdom | | | Historic | 1939 | COLLECTED | | | | | | | | 1850990 | PI 134393 |
| 59 | PI 134394 | | Berberis montana Gay | England, United Kingdom | | | Historic | 1939 | COLLECTED | | | | | | | | 1850991 | PI 134394 |
| 60 | PI 134395 | | Berberis ruscifolia Lam. | England, United Kingdom | | | Historic | 1939 | COLLECTED | | | | | | | | 1850992 | PI 134395 |
| 61 | PI 134396 | | Berberis sp. | England, United Kingdom | | | Historic | 1939 | COLLECTED | | | | | | | | 1850993 | PI 134396 |
| 62 | PI 133335 | KW No. 00107 | Berberis insignis Hook. f. & Thomson | Myanmar | | | Historic | 1939 | COLLECTED | | | | | | | | 1849836 | PI 133335 |
| 63 | PI 133336 | KW No. 0072 | Berberis wallichiana DC. | Myanmar | | | Historic | 1939 | COLLECTED | | | | | | | | 1849837 | PI 133336 |
| 64 | PI 130743 | | Berberis sp. | Nepal | | | Historic | 1938 | COLLECTED | | | | | | | | 1846629 | PI 130743 |
| 65 | PI 130546 | | Berberis laurina Billb. ex Thunb. | Uruguay | | | Historic | 1938 | COLLECTED | | | | | | | | 1846493 | PI 130546 |
| 66 | PI 129958 | No. 7999 | Berberis sp. | Yunnan Sheng, China | | | Historic | 1938 | COLLECTED | | Hungpoh, near Atuntze | | 3700 | | | | 1845838 | PI 129958 |
| 67 | PI 129959 | No. 10943 | Berberis sp. | Yunnan Sheng, China | | | Historic | 1938 | COLLECTED | | Lomahua, Chungtien | | 2700 | | | | 1845839 | PI 129959 |
| 68 | PI 129191 | No. 1341 | Berberis sp. | Sichuan Sheng, China | | | Historic | 1938 | COLLECTED | 11/1937 | Tien Chuan Hsien, between 2300m and 2700m altitude | | | | | | 1845229 | PI 129191 |
| 69 | PI 129192 | No. 1380 | Berberis sp. | Sichuan Sheng, China | | | Historic | 1938 | COLLECTED | 11/1937 | Tien Chuan Hsien | | 2000 | | | | 1845230 | PI 129192 |
| 70 | PI 127728 | No. 4206 | Berberis sp. | Afghanistan | | | Historic | 1938 | COLLECTED | 11/14/1937 | Zermast Pass | | 2128 | | | | 1843865 | PI 127728 |
| 71 | PI 126846 | | Berberis hookeri Lem. | England, United Kingdom | | | Historic | 1938 | COLLECTED | | | | | | | | 1843077 | PI 126846 |
| 72 | PI 126847 | K.W. No. 6326 | Berberis sp. | England, United Kingdom | | | Historic | 1938 | COLLECTED | | | | | | | | 1843078 | PI 126847 |
| 73 | PI 126848 | F 29042 | Berberis sp. | England, United Kingdom | | | Historic | 1938 | COLLECTED | | | | | | | | 1843079 | PI 126848 |
| 74 | PI 124703 | | Berberis virgetorum C. K. Schneid. | China | | | Historic | 1937 | COLLECTED | | | | | | | | 1839270 | PI 124703 |
| 75 | PI 122797 | No. 1298 | Berberis sp. | Gilgit-Baltistan, Pakistan | | | Historic | 1937 | COLLECTED | 08/21/1936 | Shigar Nulla, Baltistan | | | | | | 1834418 | PI 122797 |
| 76 | PI 122798 | No. 1404 | Berberis ulicina Hook. f. & Thomson | Gilgit-Baltistan, Pakistan | | | Historic | 1937 | COLLECTED | 09/13/1936 | Karzong, Baltistan | | | | | | 1834419 | PI 122798 |
| 77 | PI 122799 | No. 1662 | Berberis aristata DC. | Himachal Pradesh, India | | | Historic | 1937 | COLLECTED | 11/14/1936 | Above Bandrole, Kulu | | 2408 | | | | 1834420 | PI 122799 |
| 78 | PI 122800 | No. 1663 | Berberis petiolaris Wall. ex G. Don | Himachal Pradesh, India | | | Historic | 1937 | COLLECTED | 11/14/1936 | Above Bandrole | | 2408 | | | | 1834421 | PI 122800 |
| 79 | PI 122801 | Kerpa | Berberis sp. | Himachal Pradesh, India | | | Historic | 1937 | COLLECTED | 09/01/1936 | Labuktrang, Lahul | | 3311 | | | | 1834422 | PI 122801 |
| 80 | PI 122802 | No. 1713 | Berberis aristata DC. | Jammu and Kashmir, India | | | Historic | 1937 | COLLECTED | | | | | | | | 1834423 | PI 122802 |
| 81 | PI 122070 | No. 1994 | Berberis umbellata Wall. ex G. Don | West Bengal, India | | | Historic | 1937 | COLLECTED | 12/1936 | Darjeeling | | | | | | 1832993 | PI 122070 |
| 82 | PI 122071 | No. 1995 | Berberis sp. | West Bengal, India | | | Historic | 1937 | COLLECTED | 12/1936 | Darjeeling | | | | | | 1832994 | PI 122071 |
| 83 | PI 122232 | No. 2316 | Berberis sp. | Gümüşhane, Turkey | | | Historic | 1937 | COLLECTED | 08/10/1936 | 24km north of Gemushane | | | | | | 1833192 | PI 122232 |
| 84 | PI 122233 | No. 2414 | Berberis sp. | Rize, Turkey | | | Historic | 1937 | COLLECTED | 08/13/1936 | 29km west of Rize | | | | | | 1833193 | PI 122233 |
| 85 | PI 119221 | No. 1467 | Berberis jaeschkeana C. K. Schneid. | Unknown | | | Historic | 1936 | COLLECTED | | Gundla, Lahul | | | | | | 1828799 | PI 119221 |
| 86 | PI 119222 | No. 1468 | Berberis jaeschkeana C. K. Schneid. | Unknown | | | Historic | 1936 | COLLECTED | | Tsokang Nulla, Lahul | | | | | | 1828800 | PI 119222 |
| 87 | PI 116191 | | Berberis iliensis Popov | Unknown | | | Historic | 1936 | COLLECTED | | Union of Soviet Socialist Republics | | | | | | 1823651 | PI 116191 |
| 88 | PI 116582 | | Berberis concinna Hook. f. | India | | | Historic | 1936 | COLLECTED | | | | | | | | 1824343 | PI 116582 |
| 89 | PI 116583 | | Berberis wallichiana DC. | India | | | Historic | 1936 | COLLECTED | | | | | | | | 1824344 | PI 116583 |
| 90 | PI 114676 | | Berberis ×lologensis Sandwith | England, United Kingdom | | | Historic | 1936 | COLLECTED | | | | | | | | 1813127 | PI 114676 |
| 91 | PI 115069 | No. 11 | Berberis heteropoda Schrenk ex Fisch. & C. A. Mey. | Unknown | | | Historic | 1936 | COLLECTED | | Union of Soviet Socialist Republics | | | | | | 1813953 | PI 115069 |
| 92 | PI 113783 | | Berberis aristata DC. | India | | | Historic | 1936 | COLLECTED | | | | | | | | 1811348 | PI 113783 |
| 93 | PI 113784 | | Berberis lycium Royle | India | | | Historic | 1936 | COLLECTED | | | | | | | | 1811349 | PI 113784 |
| 94 | PI 113086 | No. 261 | Berberis sp. | Nei Mongol Zizhiqu, China | | | Historic | 1935 | COLLECTED | 08/22/1935 | Batu Khalkha | | | | | | 1810694 | PI 113086 |
| 95 | PI 113087 | No. 203 | Berberis sp. | Nei Mongol Zizhiqu, China | | | Historic | 1935 | COLLECTED | 08/03/1935 | Chimiste Ula | | | | | | 1810695 | PI 113087 |
| 96 | PI 111808 | No. 53 | Berberis sp. | India | | | Historic | 1935 | COLLECTED | | | | | | | | 1807235 | PI 111808 |
| 97 | PI 109240 | No. T-239 | Berberis sp. | Çorum, Turkey | | | Historic | 1935 | COLLECTED | 10/03/1934 | About 3.2km north of Iskilip | | | | | | 1568165 | PI 109240 |
| 98 | PI 108327 | No. 802 | Berberis sp. | Ysyk-Köl, Kyrgyzstan | | | Historic | 1934 | COLLECTED | 08/03/1934 | Dry mountain slope near Lake Issyk | | | | | | 1798438 | PI 108327 |
| 99 | PI 108047 | No. 728 | Berberis sp. | Ysyk-Köl, Kyrgyzstan | | | Historic | 1934 | COLLECTED | 08/04/1934 | Mountain slope along the Karakol River near Lake Issyk | | | | | | 1798059 | PI 108047 |
| 100 | PI 107896 | No. 674 | Berberis heteropoda Schrenk ex Fisch. & C. A. Mey. | Alma-Ata, Kazakhstan | | | Historic | 1934 | COLLECTED | 07/23/1934 | Mountains south of Alma Ata | | | | | | 1797609 | PI 107896 |
| 101 | PI 103790 | Calefate | Berberis sp. | Santa Cruz, Argentina | | | Historic | 1933 | COLLECTED | | | | | | | | 1493626 | PI 103790 |
| 102 | PI 103791 | | Berberis sp. | Santa Cruz, Argentina | | | Historic | 1933 | COLLECTED | | | | | Sandy soil near a lake | | | 1792075 | PI 103791 |
| 103 | PI 103792 | | Berberis sp. | Santa Cruz, Argentina | | | Historic | 1933 | COLLECTED | | | | | | | | 1792076 | PI 103792 |
| 104 | PI 103480 | Calafati | Berberis buxifolia Lam. | Chile | | | Historic | 1933 | COLLECTED | | | | | | | | 1493422 | PI 103480 |
| 105 | PI 103180 | No. 23339 | Berberis sp. | Yunnan Sheng, China | | | Historic | 1933 | COLLECTED | | Alpine meadows, Moting Mountains | | 3612 | | | | 1791482 | PI 103180 |
| 106 | PI 103181 | No. 23340 | Berberis sp. | Yunnan Sheng, China | | | Historic | 1933 | COLLECTED | | Alpine meadows, Moting Mountains | | 3913 | | | | 1791483 | PI 103181 |
| 107 | PI 103182 | No. 24276 | Berberis sp. | Sichuan Sheng, China | | | Historic | 1933 | COLLECTED | | Miturong, Muli Territory | | 3462 | | | | 1791484 | PI 103182 |
| 108 | PI 103183 | No. 24392 | Berberis sp. | China | | | Historic | 1933 | COLLECTED | | Mount Siga | | 3311 | | | | 1791485 | PI 103183 |
| 109 | PI 103184 | No. 24416 | Berberis sp. | Sichuan Sheng, China | | | Historic | 1933 | COLLECTED | | Yetsi Mountains, Muli Territory | | 3311 | | | | 1791486 | PI 103184 |
| 110 | PI 103185 | No. 24513 | Berberis sp. | Sichuan Sheng, China | | | Historic | 1933 | COLLECTED | | Alpine regions, Mount Mitzuga | | 4064 | | | | 1791487 | PI 103185 |
| 111 | PI 103186 | No. 25310 | Berberis sp. | China | | | Historic | 1933 | COLLECTED | | Mount Haba, north of the Yangtze loop, Likiang Snow Range | | | | | | 1791488 | PI 103186 |
| 112 | PI 102294 | | Berberis amurensis Rupr. var. quelpaertensis (Nakai) Nakai | China | | | Historic | 1933 | COLLECTED | | Manchuria | | | | | | 1790473 | PI 102294 |
| 113 | PI 101774 | | Berberis sp. | England, United Kingdom | | | Historic | 1933 | COLLECTED | | | | | | | | 1789514 | PI 101774 |
| 114 | PI 100512 | G.F. 75 | Berberis sp. | China | | | Historic | 1932 | COLLECTED | | | | | | | | 1788115 | PI 100512 |
| 115 | PI 100513 | F. 30717 | Berberis sp. | China | | | Historic | 1932 | COLLECTED | | | | | | | | 1788116 | PI 100513 |
| 116 | PI 99676 | | Berberis sp. | Yunnan Sheng, China | | | Historic | 1932 | COLLECTED | 11/1931 | Pine forest in Taitzutung | | 2408 | | | | 1492825 | PI 99676 |
| 117 | PI 99147 | No. 84 | Berberis sp. | Guizhou Sheng, China | | | Historic | 1932 | COLLECTED | 11/26/1931 | Near Huangchiawan, Tahoyen | | 1355 | | | | 1786274 | PI 99147 |
| 118 | PI 98032 | No. 25 | Berberis buxifolia Lam. | Los Lagos, Chile | | | Historic | 1932 | COLLECTED | 01/25/1932 | | | | | | | 1494919 | PI 98032 |
| 119 | PI 97749 | | Berberis wilsoniae Hemsl. var. wilsoniae | Sweden | | | Historic | 1932 | COLLECTED | | | | | | | | 1494892 | PI 97749 |
| 120 | PI 92770 | | Berberis morrisonensis Hayata | France | | | Historic | 1931 | COLLECTED | | | | | | | | 1494080 | PI 92770 |
| 121 | PI 92491 | | Berberis aristata DC. | England, United Kingdom | | | Historic | 1931 | COLLECTED | | | | | | | | 1779335 | PI 92491 |
| 122 | PI 92492 | | Berberis empetrifolia Lam. | England, United Kingdom | | | Historic | 1931 | COLLECTED | | | | | | | | 1779336 | PI 92492 |
| 123 | PI 92259 | | Berberis beaniana C. K. Schneid. | France | | | Historic | 1931 | COLLECTED | | | | | | | | 1494032 | PI 92259 |
| 124 | PI 92107 | No. 5 | Berberis kumaonensis C. K. Schneid. | Himachal Pradesh, India | | | Historic | 1931 | COLLECTED | | | | | | | | 1778809 | PI 92107 |
| 125 | PI 90303 | | Berberis sargentiana C. K. Schneid. | Grand-Est, France | | | Historic | 1930 | COLLECTED | | | | | | | | 1774795 | PI 90303 |
| 126 | PI 86667 | | Berberis angulosa Wall. ex Hook. f. & Thomson | West Bengal, India | | | Historic | 1930 | COLLECTED | | | | | | | | 1750463 | PI 86667 |
| 127 | PI 86668 | | Berberis wallichiana DC. | West Bengal, India | | | Historic | 1930 | COLLECTED | | | | | | | | 1750464 | PI 86668 |
| 128 | PI 86669 | | Berberis sp. | West Bengal, India | | | Historic | 1930 | COLLECTED | | | | | | | | 1750465 | PI 86669 |
| 129 | PI 82063 | No. 1705 | Berberis koreana Palib. | Seoul-teukbyeolsi, Korea, South | | | Historic | 1929 | COLLECTED | 11/06/1929 | | | | | | | 1745714 | PI 82063 |
| 130 | PI 82064 | No. 1709 | Berberis koreana Palib. | Korea, South | | | Historic | 1929 | COLLECTED | 11/06/1929 | Along road between Rensen and Senkoku | | | | | | 1745715 | PI 82064 |
| 131 | PI 80645 | | Berberis replicata W. W. Sm. | Centre-Val de Loire, France | | | Historic | 1929 | COLLECTED | | | | | | | | 1496366 | PI 80645 |
| 132 | PI 81144 | No. 209 | Berberis actinacantha Mart. ex Schult. & Schult. f. | Liguria, Italy | | | Historic | 1929 | COLLECTED | | | | | | | | 1744892 | PI 81144 |
| 133 | PI 81145 | No. 211 | Berberis aristata DC. | Liguria, Italy | | | Historic | 1929 | COLLECTED | | | | | | | | 1744893 | PI 81145 |
| 134 | PI 81146 | No. 213 | Berberis globosa Benth. | Liguria, Italy | | | Historic | 1929 | COLLECTED | | | | | | | | 1744894 | PI 81146 |
| 135 | PI 81147 | No. 216 | Berberis lycium Royle | Liguria, Italy | | | Historic | 1929 | COLLECTED | | | | | | | | 1744895 | PI 81147 |
| 136 | PI 80076 | | Berberis insignis Hook. f. & Thomson | West Bengal, India | | | Historic | 1929 | COLLECTED | | | | | | | | 1743969 | PI 80076 |
| 137 | PI 80077 | | Berberis umbellata Wall. ex G. Don | West Bengal, India | | | Historic | 1929 | COLLECTED | | | | | | | | 1743970 | PI 80077 |
| 138 | PI 80078 | | Berberis wallichiana DC. | West Bengal, India | | | Historic | 1929 | COLLECTED | | | | | | | | 1743971 | PI 80078 |
| 139 | PI 80393 | | Berberis vulgaris L. | Île-de-France, France | | | Historic | 1929 | COLLECTED | | | | | | | | 1496333 | PI 80393 |
| 140 | PI 79151 | | Berberis angulosa Wall. ex Hook. f. & Thomson | Île-de-France, France | | | Historic | 1929 | COLLECTED | | | | | | | | 1743063 | PI 79151 |
| 141 | PI 79152 | | Berberis morrisonensis Hayata | Île-de-France, France | | | Historic | 1929 | COLLECTED | | | | | | | | 1743064 | PI 79152 |
| 142 | PI 79185 | | Berberis sp. | Genève, Switzerland | | | Historic | 1929 | COLLECTED | | | | | | | | 1496185 | PI 79185 |
| 143 | PI 79002 | | Berberis julianae C. K. Schneid. | England, United Kingdom | | | Historic | 1929 | COLLECTED | | | | | | | | 1742907 | PI 79002 |
| 144 | PI 79003 | | Berberis lecomtei C. K. Schneid. | England, United Kingdom | | | Historic | 1929 | COLLECTED | | | | | | | | 1742908 | PI 79003 |
| 145 | PI 79004 | | Berberis lycium Royle | England, United Kingdom | | | Historic | 1929 | COLLECTED | | | | | | | | 1742911 | PI 79004 |
| 146 | PI 79005 | | Berberis orthobotrys Bien. ex Aitch. | England, United Kingdom | | | Historic | 1929 | COLLECTED | | | | | | | | 1742914 | PI 79005 |
| 147 | PI 79006 | | Berberis polyantha Hemsl. | England, United Kingdom | | | Historic | 1929 | COLLECTED | | | | | | | | 1742915 | PI 79006 |
| 148 | PI 78915 | | Berberis angulosa Wall. ex Hook. f. & Thomson | Scotland, United Kingdom | | | Historic | 1929 | COLLECTED | | | | | | | | 1496179 | PI 78915 |
| 149 | PI 78916 | | Berberis brevipaniculata C. K. Schneid. | Scotland, United Kingdom | | | Historic | 1929 | COLLECTED | | | | | | | | 1742822 | PI 78916 |
| 150 | PI 78917 | | Berberis buxifolia Lam. | Scotland, United Kingdom | | | Historic | 1929 | COLLECTED | | | | | | | | 1742823 | PI 78917 |
| 151 | PI 78918 | | Berberis umbellata Wall. ex G. Don | Scotland, United Kingdom | | | Historic | 1929 | COLLECTED | | | | | | | | 1742824 | PI 78918 |
| 152 | PI 78919 | | Berberis wallichiana DC. | Northern Ireland, United Kingdom | | | Historic | 1929 | COLLECTED | | | | | | | | 1742825 | PI 78919 |
| 153 | PI 78876 | | Berberis buxifolia Lam. | Northern Ireland, United Kingdom | | | Historic | 1929 | COLLECTED | | | | | | | | 1742783 | PI 78876 |
| 154 | PI 78877 | | Berberis empetrifolia Lam. | Northern Ireland, United Kingdom | | | Historic | 1929 | COLLECTED | | | | | | | | 1742784 | PI 78877 |
| 155 | PI 79506 | | Berberis atrocarpa C. K. Schneid. | England, United Kingdom | | | Historic | 1928 | COLLECTED | | | | | | | | 1496210 | PI 79506 |
| 156 | PI 79507 | | Berberis empetrifolia Lam. | England, United Kingdom | | | Historic | 1928 | COLLECTED | | | | | | | | 1743435 | PI 79507 |
| 157 | PI 79508 | | Berberis hookeri Lem. | England, United Kingdom | | | Historic | 1928 | COLLECTED | | | | | | | | 1743436 | PI 79508 |
| 158 | PI 78113 | | Berberis sp. | Grand-Est, France | | | Historic | 1928 | COLLECTED | | | | | | | | 1733712 | PI 78113 |
| 159 | PI 78114 | | Berberis brevipaniculata C. K. Schneid. | Grand-Est, France | | | Historic | 1928 | COLLECTED | | | | | | | | 1733714 | PI 78114 |
| 160 | PI 78115 | | Berberis giraldii Hesse | Grand-Est, France | | | Historic | 1928 | COLLECTED | | | | | | | | 1733715 | PI 78115 |
| 161 | PI 78116 | | Berberis lepidifolia Ahrendt | Grand-Est, France | | | Historic | 1928 | COLLECTED | | | | | | | | 1733716 | PI 78116 |
| 162 | PI 78117 | 'Tengyuch' | Berberis sp. | Grand-Est, France | | | Historic | 1928 | COLLECTED | | | | | | | | 1733717 | PI 78117 |
| 163 | PI 78333 | | Berberis pallens Franch. | England, United Kingdom | | | Historic | 1928 | COLLECTED | | | | | | | | 1733948 | PI 78333 |
| 164 | PI 78334 | | Berberis ×rubrostilla Chitt. | England, United Kingdom | | | Historic | 1928 | COLLECTED | | | | | | | | 1733950 | PI 78334 |
| 165 | PI 77425 | No. 697 | Berberis amurensis Rupr. | Korea, South | | | Historic | 1928 | COLLECTED | 06/01/1928 | Near the river at Choanji, Diamond Mountains | | | | | | 1733016 | PI 77425 |
| 166 | PI 76897 | | Berberis sp. | Sikkim, India | | | Historic | 1928 | COLLECTED | | | | | | | | 1731423 | PI 76897 |
| 167 | PI 76554 | | Berberis actinacantha Mart. ex Schult. & Schult. f. | England, United Kingdom | | | Historic | 1928 | COLLECTED | | | | | | | | 1731160 | PI 76554 |
| 168 | PI 76555 | | Berberis angulosa Wall. ex Hook. f. & Thomson | England, United Kingdom | | | Historic | 1928 | COLLECTED | | | | | | | | 1731161 | PI 76555 |
| 169 | PI 76556 | | Berberis brevipaniculata C. K. Schneid. | England, United Kingdom | | | Historic | 1928 | COLLECTED | | | | | | | | 1731162 | PI 76556 |
| 170 | PI 76338 | | Berberis acuminata Franch. | Île-de-France, France | | | Historic | 1928 | COLLECTED | | | | | | | | 1730992 | PI 76338 |
| 171 | PI 76339 | | Berberis levis Franch. | Île-de-France, France | | | Historic | 1928 | COLLECTED | | | | | | | | 1730993 | PI 76339 |
| 172 | PI 76340 | | Berberis ×rubrostilla Chitt. | Île-de-France, France | | | Historic | 1928 | COLLECTED | | | | | | | | 1730994 | PI 76340 |
| 173 | PI 76212 | | Berberis atrocarpa C. K. Schneid. | England, United Kingdom | | | Historic | 1928 | COLLECTED | | | | | | | | 1730900 | PI 76212 |
| 174 | PI 76213 | | Berberis beaniana C. K. Schneid. | England, United Kingdom | | | Historic | 1928 | COLLECTED | | | | | | | | 1730901 | PI 76213 |
| 175 | PI 76214 | | Berberis darwinii Hook. | England, United Kingdom | | | Historic | 1928 | COLLECTED | | | | | | | | 1730902 | PI 76214 |
| 176 | PI 76215 | | Berberis lycium Royle | England, United Kingdom | | | Historic | 1928 | COLLECTED | | | | | | | | 1730903 | PI 76215 |
| 177 | PI 76216 | | Berberis thibetica C. K. Schneid. | England, United Kingdom | | | Historic | 1928 | COLLECTED | | | | | | | | 1730904 | PI 76216 |
| 178 | PI 76217 | | Berberis virescens Hook. f. & Thomson | England, United Kingdom | | | Historic | 1928 | COLLECTED | | | | | | | | 1730905 | PI 76217 |
| 179 | PI 76218 | | Berberis yunnanensis Franch. | England, United Kingdom | | | Historic | 1928 | COLLECTED | | | | | | | | 1730906 | PI 76218 |
| 180 | PI 74600 | No. 1 | Berberis sp. | Tianjin Shi, China | | | Historic | 1927 | COLLECTED | | | | | | | | 1729328 | PI 74600 |
| 181 | PI 74601 | No. 2 | Berberis sp. | Tianjin Shi, China | | | Historic | 1927 | COLLECTED | | | | | | | | 1729329 | PI 74601 |
| 182 | PI 74602 | No. 3 | Berberis sp. | Tianjin Shi, China | | | Historic | 1927 | COLLECTED | | | | | | | | 1729330 | PI 74602 |
| 183 | PI 73530 | | Berberis aristata DC. | England, United Kingdom | | | Historic | 1927 | COLLECTED | | | | | | | | 1728624 | PI 73530 |
| 184 | PI 73531 | | Berberis darwinii Hook. | England, United Kingdom | | | Historic | 1927 | COLLECTED | | | | | | | | 1728625 | PI 73531 |
| 185 | PI 73532 | | Berberis empetrifolia Lam. | England, United Kingdom | | | Historic | 1927 | COLLECTED | | | | | | | | 1728626 | PI 73532 |
| 186 | PI 70966 | | Berberis bergmanniae C. K. Schneid. | California, United States | | | Historic | 1927 | COLLECTED | | | | | | | | 1496518 | PI 70966 |
| 187 | PI 72866 | | Berberis poiretii C. K. Schneid. | Centre-Val de Loire, France | | | Historic | 1927 | COLLECTED | | | | | | | | 1496721 | PI 72866 |
| 188 | PI 72867 | | Berberis soulieana C. K. Schneid. | Centre-Val de Loire, France | | | Historic | 1927 | COLLECTED | | | | | | | | 1727697 | PI 72867 |
| 189 | PI 72868 | | Berberis verruculosa Hemsl. & E. H. Wilson | Centre-Val de Loire, France | | | Historic | 1927 | COLLECTED | | | | | | | | 1727699 | PI 72868 |
| 190 | PI 72572 | No. 35343 | Berberis sp. | Kirov, Russian Federation | | | Historic | 1927 | COLLECTED | | | | | | | | 1727437 | PI 72572 |
| 191 | PI 72406 | No. 8716 | Berberis amurensis Rupr. | China | | | Historic | 1927 | COLLECTED | | Forest Concession, near Shitoukhetsy | | | | | | 1727276 | PI 72406 |
| 192 | PI 72459 | No. 6787 | Berberis sp. | Myanmar | | | Historic | 1927 | COLLECTED | | | | | | | | 1727321 | PI 72459 |
| 193 | PI 67137 | | Berberis wilsoniae Hemsl. var. wilsoniae | California, United States | | | Historic | 1926 | COLLECTED | | | | | | | | 1499300 | PI 67137 |
| 194 | PI 67347 | | Berberis aristata DC. | England, United Kingdom | | | Historic | 1926 | COLLECTED | | | | | | | | 1719669 | PI 67347 |
| 195 | PI 67348 | | Berberis empetrifolia Lam. | England, United Kingdom | | | Historic | 1926 | COLLECTED | | | | | | | | 1719670 | PI 67348 |
| 196 | PI 67349 | | Berberis soulieana C. K. Schneid. | England, United Kingdom | | | Historic | 1926 | COLLECTED | | | | | | | | 1719671 | PI 67349 |
| 197 | PI 66920 | No. 26 | Berberis sp. | Ontario, Canada | | | Historic | 1926 | COLLECTED | | | | | | | | 1718840 | PI 66920 |
| 198 | PI 66921 | No. 28 | Berberis canadensis Mill. | Ontario, Canada | | | Historic | 1926 | COLLECTED | | | | | | | | 1718841 | PI 66921 |
| 199 | PI 66922 | | Berberis chinensis Poir. | Ontario, Canada | | | Historic | 1926 | COLLECTED | | | | | | | | 1718842 | PI 66922 |
| 200 | PI 66796 | | Berberis glaucescens A. St.-Hil. | Montevideo, Uruguay | | | Historic | 1926 | COLLECTED | | | | | | | | 1718575 | PI 66796 |
| 201 | PI 67804 | Wong paak shue | Berberis sp. | China | | | Historic | 1926 | COLLECTED | 03/13/1926 | Near Yeunguk, Lungtau Mountains | | | | | | 1499430 | PI 67804 |
| 202 | PI 66542 | | Berberis aristata DC. | England, United Kingdom | | | Historic | 1926 | COLLECTED | | | | | | | | 1718345 | PI 66542 |
| 203 | PI 66543 | | Berberis tischleri C. K. Schneid. | England, United Kingdom | | | Historic | 1926 | COLLECTED | | | | | | | | 1718346 | PI 66543 |
| 204 | PI 66544 | | Berberis yunnanensis Franch. | England, United Kingdom | | | Historic | 1926 | COLLECTED | | | | | | | | 1718347 | PI 66544 |
| 205 | PI 66279 | | Berberis aristata DC. | England, United Kingdom | | | Historic | 1926 | COLLECTED | | | | | | | | 1717894 | PI 66279 |
| 206 | PI 65754 | | Berberis concinna Hook. f. | West Bengal, India | | | Historic | 1926 | COLLECTED | | | | | Elevation: 3612m | | | 1717196 | PI 65754 |
| 207 | PI 65755 | | Berberis umbellata Wall. ex G. Don | West Bengal, India | | | Historic | 1926 | COLLECTED | | | | | | | | 1717197 | PI 65755 |
| 208 | PI 65756 | | Berberis wallichiana DC. | West Bengal, India | | | Historic | 1926 | COLLECTED | | | | | | | | 1717198 | PI 65756 |
| 209 | PI 66680 | 'Gibbsii' | Berberis brachypoda Maxim. | England, United Kingdom | | | Historic | 1926 | COLLECTED | | | | | | | | 1499181 | PI 66680 |
| 210 | PI 66681 | | Berberis canadensis Mill. | England, United Kingdom | | | Historic | 1926 | COLLECTED | | | | | | | | 1718472 | PI 66681 |
| 211 | PI 66682 | | Berberis candidula (C. K. Schneid.) C. K. Schneid. | England, United Kingdom | | | Historic | 1926 | COLLECTED | | | | | | | | 1718473 | PI 66682 |
| 212 | PI 66683 | | Berberis consimilis C. K. Schneid. | England, United Kingdom | | | Historic | 1926 | COLLECTED | | | | | | | | 1718474 | PI 66683 |
| 213 | PI 66684 | | Berberis giraldii Hesse | England, United Kingdom | | | Historic | 1926 | COLLECTED | | | | | | | | 1718475 | PI 66684 |
| 214 | PI 66685 | 'Compacta' | Berberis hookeri Lem. | England, United Kingdom | | | Historic | 1926 | COLLECTED | | | | | | | | 1718476 | PI 66685 |
| 215 | PI 66686 | | Berberis vulgaris L. | England, United Kingdom | | | Historic | 1926 | COLLECTED | | | | | | | | 1718477 | PI 66686 |
| 216 | PI 66687 | | Berberis morrisonensis Hayata | England, United Kingdom | | | Historic | 1926 | COLLECTED | | | | | | | | 1718478 | PI 66687 |
| 217 | PI 66688 | | Berberis orthobotrys Bien. ex Aitch. | England, United Kingdom | | | Historic | 1926 | COLLECTED | | | | | | | | 1718479 | PI 66688 |
| 218 | PI 66689 | | Berberis wilsoniae Hemsl. var. wilsoniae | England, United Kingdom | | | Historic | 1926 | COLLECTED | | | | | | | | 1718480 | PI 66689 |
| 219 | PI 66690 | Farrer No. 355 | Berberis sp. | England, United Kingdom | | | Historic | 1926 | COLLECTED | | | | | | | | 1718481 | PI 66690 |
| 220 | PI 66691 | Forest No. 20179 | Berberis sp. | England, United Kingdom | | | Historic | 1926 | COLLECTED | | | | | | | | 1718482 | PI 66691 |
| 221 | PI 66692 | Forest No. 20292 | Berberis sp. | England, United Kingdom | | | Historic | 1926 | COLLECTED | | | | | | | | 1718483 | PI 66692 |
| 222 | PI 66693 | Purdom No. 543 | Berberis sp. | England, United Kingdom | | | Historic | 1926 | COLLECTED | | | | | | | | 1718484 | PI 66693 |
| 223 | PI 65591 | | Berberis acuminata Franch. | Île-de-France, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1498992 | PI 65591 |
| 224 | PI 65592 | | Berberis aggregata C. K. Schneid. | Île-de-France, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1716958 | PI 65592 |
| 225 | PI 65593 | | Berberis canadensis Mill. | Île-de-France, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1716959 | PI 65593 |
| 226 | PI 65594 | | Berberis candidula (C. K. Schneid.) C. K. Schneid. | Île-de-France, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1716960 | PI 65594 |
| 227 | PI 65595 | | Berberis dictyophylla Franch. | Île-de-France, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1716961 | PI 65595 |
| 228 | PI 65596 | | Berberis dielsiana Fedde | Île-de-France, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1716962 | PI 65596 |
| 229 | PI 65597 | | Berberis francisci-ferdinandi C. K. Schneid. | Île-de-France, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1716963 | PI 65597 |
| 230 | PI 65598 | | Berberis gagnepainii C. K. Schneid. | Île-de-France, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1716964 | PI 65598 |
| 231 | PI 65599 | | Berberis julianae C. K. Schneid. | Île-de-France, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1716965 | PI 65599 |
| 232 | PI 65600 | | Berberis levis Franch. | Île-de-France, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1716966 | PI 65600 |
| 233 | PI 65601 | | Berberis morrisonensis Hayata | Île-de-France, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1716967 | PI 65601 |
| 234 | PI 65602 | | Berberis ×rubrostilla Chitt. | Île-de-France, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1716968 | PI 65602 |
| 235 | PI 65603 | | Berberis sp. | Île-de-France, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1716969 | PI 65603 |
| 236 | PI 65604 | | Berberis wilsoniae Hemsl. | Île-de-France, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1716970 | PI 65604 |
| 237 | PI 65605 | 'Farrer No. 355' | Berberis sp. | Île-de-France, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1716971 | PI 65605 |
| 238 | PI 65606 | 'MV No. 2768' | Berberis sp. | Île-de-France, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1716972 | PI 65606 |
| 239 | PI 65607 | 'Vilmorin No. 117/15' | Berberis sp. | Île-de-France, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1716973 | PI 65607 |
| 240 | PI 65608 | Wilson No. 1180 | Berberis sp. | Île-de-France, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1716974 | PI 65608 |
| 241 | PI 65609 | MV No. 7509 | Berberis sp. | Île-de-France, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1716975 | PI 65609 |
| 242 | PI 65610 | 'Wilson No. 10912' | Berberis sp. | Île-de-France, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1716976 | PI 65610 |
| 243 | PI 65471 | | Berberis canadensis Mill. | Centre-Val de Loire, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1498969 | PI 65471 |
| 244 | PI 65472 | | Berberis dictyophylla Franch. | Centre-Val de Loire, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1716707 | PI 65472 |
| 245 | PI 65473 | | Berberis morrisonensis Hayata | Centre-Val de Loire, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1716708 | PI 65473 |
| 246 | PI 65474 | | Berberis umbellata Wall. ex G. Don | Centre-Val de Loire, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1716709 | PI 65474 |
| 247 | PI 65475 | 'MV 4775' | Berberis sp. | Centre-Val de Loire, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1716710 | PI 65475 |
| 248 | PI 65476 | 'Farrer 355' | Berberis sp. | Centre-Val de Loire, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1716711 | PI 65476 |
| 249 | PI 65237 | | Berberis cretica L. | Scotland, United Kingdom | | | Historic | 1925 | COLLECTED | | | | | | | | 1498915 | PI 65237 |
| 250 | PI 65238 | | Berberis heteropoda Schrenk ex Fisch. & C. A. Mey. | Scotland, United Kingdom | | | Historic | 1925 | COLLECTED | | | | | | | | 1716514 | PI 65238 |
| 251 | PI 65239 | | Berberis vulgaris L. | Scotland, United Kingdom | | | Historic | 1925 | COLLECTED | | | | | | | | 1716515 | PI 65239 |
| 252 | PI 65240 | | Berberis soulieana C. K. Schneid. | Scotland, United Kingdom | | | Historic | 1925 | COLLECTED | | | | | | | | 1716516 | PI 65240 |
| 253 | PI 65222 | | Berberis actinacantha Mart. ex Schult. & Schult. f. | England, United Kingdom | | | Historic | 1925 | COLLECTED | | | | | | | | 1498913 | PI 65222 |
| 254 | PI 65223 | | Berberis angulosa Wall. ex Hook. f. & Thomson | England, United Kingdom | | | Historic | 1925 | COLLECTED | | | | | | | | 1716501 | PI 65223 |
| 255 | PI 65224 | | Berberis atrocarpa C. K. Schneid. | England, United Kingdom | | | Historic | 1925 | COLLECTED | | | | | | | | 1716503 | PI 65224 |
| 256 | PI 65225 | | Berberis beaniana C. K. Schneid. | England, United Kingdom | | | Historic | 1925 | COLLECTED | | | | | | | | 1716502 | PI 65225 |
| 257 | PI 65226 | | Berberis concinna Hook. f. | England, United Kingdom | | | Historic | 1925 | COLLECTED | | | | | | | | 1716504 | PI 65226 |
| 258 | PI 65227 | No. 1 | Berberis consimilis C. K. Schneid. | England, United Kingdom | | | Historic | 1925 | COLLECTED | | | | | | | | 1716505 | PI 65227 |
| 259 | PI 65228 | No. 2 | Berberis consimilis C. K. Schneid. | England, United Kingdom | | | Historic | 1925 | COLLECTED | | | | | | | | 1716506 | PI 65228 |
| 260 | PI 65229 | | Berberis edgeworthiana C. K. Schneid. | England, United Kingdom | | | Historic | 1925 | COLLECTED | | | | | | | | 1716507 | PI 65229 |
| 261 | PI 65230 | | Berberis francisci-ferdinandi C. K. Schneid. | England, United Kingdom | | | Historic | 1925 | COLLECTED | | | | | | | | 1716508 | PI 65230 |
| 262 | PI 65231 | | Berberis chinensis Poir. | England, United Kingdom | | | Historic | 1925 | COLLECTED | | | | | | | | 1716509 | PI 65231 |
| 263 | PI 65232 | | Berberis hookeri Lem. | England, United Kingdom | | | Historic | 1925 | COLLECTED | | | | | | | | 1716510 | PI 65232 |
| 264 | PI 65234 | | Berberis orthobotrys Bien. ex Aitch. | England, United Kingdom | | | Historic | 1925 | COLLECTED | | | | | | | | 1716512 | PI 65234 |
| 265 | PI 65235 | | Berberis umbellata Wall. ex G. Don | England, United Kingdom | | | Historic | 1925 | COLLECTED | | | | | | | | 1716513 | PI 65235 |
| 266 | PI 64246 | No. 5773 | Berberis sp. | Xizang Zizhiqu, China | | | Historic | 1925 | COLLECTED | | | | | | | | 1665563 | PI 64246 |
| 267 | PI 64247 | No. 5936 | Berberis sp. | Xizang Zizhiqu, China | | | Historic | 1925 | COLLECTED | | | | | | | | 1665564 | PI 64247 |
| 268 | PI 64248 | No. 5962 | Berberis sp. | Xizang Zizhiqu, China | | | Historic | 1925 | COLLECTED | | | | | | | | 1665565 | PI 64248 |
| 269 | PI 64249 | No. 6233 | Berberis sp. | Xizang Zizhiqu, China | | | Historic | 1925 | COLLECTED | | | | | | | | 1665566 | PI 64249 |
| 270 | PI 63822 | | Berberis replicata W. W. Sm. | England, United Kingdom | | | Historic | 1925 | COLLECTED | | | | | | | | 1498092 | PI 63822 |
| 271 | PI 63335 | | Berberis gagnepainii C. K. Schneid. | Centre-Val de Loire, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1664660 | PI 63335 |
| 272 | PI 63336 | | Berberis julianae C. K. Schneid. | Centre-Val de Loire, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1664661 | PI 63336 |
| 273 | PI 63337 | | Berberis pruinosa Franch. | Centre-Val de Loire, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1664662 | PI 63337 |
| 274 | PI 63338 | | Berberis sargentiana C. K. Schneid. | Centre-Val de Loire, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1664663 | PI 63338 |
| 275 | PI 63340 | | Berberis vernae C. K. Schneid. | Centre-Val de Loire, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1664665 | PI 63340 |
| 276 | PI 62755 | | Berberis rigidifolia Kunth | Centre-Val de Loire, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1497567 | PI 62755 |
| 277 | PI 62756 | 'Irwinii' | Berberis ×stenophylla Lindl. | Centre-Val de Loire, France | | | Historic | 1925 | COLLECTED | | | | | | | | 1664061 | PI 62756 |
| 278 | PI 61973 | Nos. 1/2 | Berberis brachypoda Maxim. | England, United Kingdom | | | Historic | 1924 | COLLECTED | | | | | | | | 1663229 | PI 61973 |
| 279 | PI 61974 | No. 3 | Berberis gagnepainii C. K. Schneid. | England, United Kingdom | | | Historic | 1924 | COLLECTED | | | | | | | | 1663230 | PI 61974 |
| 280 | PI 61906 | No. 705 | Berberis poiretii C. K. Schneid. | China | | | Historic | 1924 | COLLECTED | 09/19/1924 | | | | | | | 1663153 | PI 61906 |
| 281 | PI 61782 | No. 191 | Berberis sp. | Argentina | | | Historic | 1924 | COLLECTED | | | | | | | | 1500338 | PI 61782 |
| 282 | PI 61783 | No. 242 | Berberis sp. | Argentina | | | Historic | 1924 | COLLECTED | | | | | | | | 1663076 | PI 61783 |
| 283 | PI 61784 | No. 271 | Berberis sp. | Argentina | | | Historic | 1924 | COLLECTED | | | | | | | | 1663077 | PI 61784 |
| 284 | PI 60362 | | Berberis koehneana C. K. Schneid. | Uttar Pradesh, India | | | Historic | 1924 | COLLECTED | | | | | | | | 1500091 | PI 60362 |
| 285 | PI 60637 | | Berberis insignis Hook. f. & Thomson | West Bengal, India | | | Historic | 1924 | COLLECTED | | | | | | | | 1500114 | PI 60637 |
| 286 | PI 60639 | | Berberis wallichiana DC. | West Bengal, India | | | Historic | 1924 | COLLECTED | | | | | | | | 1662243 | PI 60639 |
| 287 | PI 59003 | No. 11462 | Berberis dictyophylla Franch. | Yunnan Sheng, China | | | Historic | 1924 | COLLECTED | 11/1923 | | | | | | | 1660267 | PI 59003 |
| 288 | PI 58803 | | Berberis virescens Hook. f. & Thomson | Scotland, United Kingdom | | | Historic | 1924 | COLLECTED | | | | | | | | 1499896 | PI 58803 |
| 289 | PI 58463 | | Berberis replicata W. W. Sm. | England, United Kingdom | | | Historic | 1924 | COLLECTED | | | | | | | | 1499789 | PI 58463 |
| 290 | PI 58519 | No. 86 | Berberis sp. | Gansu Sheng, China | | | Historic | 1924 | COLLECTED | | | | | | | | 1659869 | PI 58519 |
| 291 | PI 58520 | No. 961 | Berberis sp. | Gansu Sheng, China | | | Historic | 1924 | COLLECTED | | | | | | | | 1659870 | PI 58520 |
| 292 | PI 58521 | No. 1029 | Berberis sp. | Gansu Sheng, China | | | Historic | 1924 | COLLECTED | | | | | | | | 1659871 | PI 58521 |
| 293 | PI 58522 | | Berberis vernae C. K. Schneid. | Gansu Sheng, China | | | Historic | 1924 | COLLECTED | | | | | | | | 1659872 | PI 58522 |
| 294 | PI 58604 | | Berberis veitchii C. K. Schneid. | England, United Kingdom | | | Historic | 1924 | COLLECTED | | | | | | | | 1659912 | PI 58604 |
| 295 | PI 58131 | | Berberis aetnensis C. Presl | Leinster, Ireland | | | Historic | 1923 | COLLECTED | | | | | | | | 1659371 | PI 58131 |
| 296 | PI 58132 | | Berberis ×alksuthiensis hort. ex Ahrendt | Leinster, Ireland | | | Historic | 1923 | COLLECTED | | | | | | | | 1659372 | PI 58132 |
| 297 | PI 58133 | | Berberis thibetica C. K. Schneid. | Leinster, Ireland | | | Historic | 1923 | COLLECTED | | | | | | | | 1659373 | PI 58133 |
| 298 | PI 58136 | | Berberis aggregata C. K. Schneid. | England, United Kingdom | | | Historic | 1923 | COLLECTED | | | | | | | | 1499745 | PI 58136 |
| 299 | PI 58137 | | Berberis beaniana C. K. Schneid. | England, United Kingdom | | | Historic | 1923 | COLLECTED | | | | | | | | 1659375 | PI 58137 |
| 300 | PI 58138 | | Berberis gagnepainii C. K. Schneid. | England, United Kingdom | | | Historic | 1923 | COLLECTED | | | | | | | | 1659376 | PI 58138 |
| 301 | PI 58139 | | Berberis lycium Royle | England, United Kingdom | | | Historic | 1923 | COLLECTED | | | | | | | | 1659377 | PI 58139 |
| 302 | PI 58140 | | Berberis polyantha Hemsl. | England, United Kingdom | | | Historic | 1923 | COLLECTED | | | | | | | | 1659378 | PI 58140 |
| 303 | PI 58141 | | Berberis soulieana C. K. Schneid. | England, United Kingdom | | | Historic | 1923 | COLLECTED | | | | | | | | 1659379 | PI 58141 |
| 304 | PI 58142 | | Berberis sp. | England, United Kingdom | | | Historic | 1923 | COLLECTED | | | | | | | | 1659380 | PI 58142 |
| 305 | PI 58143 | | Berberis sp. | England, United Kingdom | | | Historic | 1923 | COLLECTED | | | | | | | | 1659381 | PI 58143 |
| 306 | PI 60378 | | Berberis aristata DC. | England, United Kingdom | | | Historic | 1923 | COLLECTED | | | | | | | | 1500096 | PI 60378 |
| 307 | PI 60418 | | Berberis chinensis Poir. | England, United Kingdom | | | Historic | 1923 | COLLECTED | | | | | | | | 1500102 | PI 60418 |
| 308 | PI 60419 | | Berberis wilsoniae Hemsl. | England, United Kingdom | | | Historic | 1923 | COLLECTED | | | | | | | | 1661820 | PI 60419 |
| 309 | PI 58088 | | Berberis acuminata Franch. | New York, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1499737 | PI 58088 |
| 310 | PI 58089 | | Berberis concinna Hook. f. | New York, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1658122 | PI 58089 |
| 311 | PI 58090 | | Berberis crataegina DC. | New York, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1658123 | PI 58090 |
| 312 | PI 58093 | | Berberis aemulans C. K. Schneid. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1499739 | PI 58093 |
| 313 | PI 58094 | | Berberis aggregata C. K. Schneid. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1658125 | PI 58094 |
| 314 | PI 58095 | | Berberis aggregata C. K. Schneid. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1658126 | PI 58095 |
| 315 | PI 58096 | | Berberis aggregata C. K. Schneid. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659340 | PI 58096 |
| 316 | PI 58097 | | Berberis brachypoda Maxim. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659341 | PI 58097 |
| 317 | PI 58098 | | Berberis buxifolia Lam. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659342 | PI 58098 |
| 318 | PI 58099 | | Berberis buxifolia Lam. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659343 | PI 58099 |
| 319 | PI 58100 | | Berberis circumserrata (C. K. Schneid.) C. K. Schneid. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659344 | PI 58100 |
| 320 | PI 58101 | | Berberis concinna Hook. f. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659345 | PI 58101 |
| 321 | PI 58102 | | Berberis dasystachya Maxim. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659346 | PI 58102 |
| 322 | PI 58103 | | Berberis dielsiana Fedde | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659347 | PI 58103 |
| 323 | PI 58104 | | Berberis francisci-ferdinandi C. K. Schneid. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659348 | PI 58104 |
| 324 | PI 58105 | | Berberis gilgiana Fedde | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659349 | PI 58105 |
| 325 | PI 58106 | | Berberis henryana C. K. Schneid. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659350 | PI 58106 |
| 326 | PI 58107 | | Berberis integerrima Bunge | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659351 | PI 58107 |
| 327 | PI 58108 | | Berberis julianae C. K. Schneid. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659352 | PI 58108 |
| 328 | PI 58109 | | Berberis koreana Palib. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659353 | PI 58109 |
| 329 | PI 58110 | | Berberis ×notabilis C. K. Schneid. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659354 | PI 58110 |
| 330 | PI 58111 | | Berberis ×ottawensis C. K. Schneid. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659356 | PI 58111 |
| 331 | PI 58112 | | Berberis poiretii C. K. Schneid. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659355 | PI 58112 |
| 332 | PI 58113 | 'Wiechangensis' | Berberis poiretii C. K. Schneid. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659357 | PI 58113 |
| 333 | PI 58114 | | Berberis polyantha Hemsl. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659358 | PI 58114 |
| 334 | PI 58115 | | Berberis ×rehderiana C. K. Schneid. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659359 | PI 58115 |
| 335 | PI 58116 | | Berberis sieboldii Miq. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659360 | PI 58116 |
| 336 | PI 58117 | | Berberis silva-taroucana C. K. Schneid. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659361 | PI 58117 |
| 337 | PI 58118 | | Berberis chinensis Poir. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659362 | PI 58118 |
| 338 | PI 58119 | | Berberis ×stenophylla Lindl. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659363 | PI 58119 |
| 339 | PI 58120 | | Berberis sp. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659364 | PI 58120 |
| 340 | PI 58121 | | Berberis thunbergii DC. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659365 | PI 58121 |
| 341 | PI 58122 | | Berberis thunbergii DC. var. maximowiczii (Regel) Regel | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659366 | PI 58122 |
| 342 | PI 58123 | | Berberis tischleri C. K. Schneid. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659367 | PI 58123 |
| 343 | PI 58124 | | Berberis triacanthophora Fedde | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659368 | PI 58124 |
| 344 | PI 58125 | | Berberis vernae C. K. Schneid. | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659369 | PI 58125 |
| 345 | PI 58126 | | Berberis verruculosa Hemsl. & E. H. Wilson | Massachusetts, United States | | | Historic | 1923 | COLLECTED | | | | | | | | 1659370 | PI 58126 |
| 346 | PI 57081 | | Berberis sp. | Hubei Sheng, China | | | Historic | 1923 | DONATED | 05/22/1923 | | | | | | | 1502744 | PI 57081 |
| 347 | PI 56293 | No. 6804 | Berberis dictyophylla Franch. | China | | | Historic | 1923 | COLLECTED | 10/1922 | | | 3600 | | | | 1655442 | PI 56293 |
| 348 | PI 55671 | | Berberis insignis Hook. f. & Thomson | West Bengal, India | | | Historic | 1922 | COLLECTED | | | | | | | | 1654973 | PI 55671 |
| 349 | PI 55673 | | Berberis wallichiana DC. | West Bengal, India | | | Historic | 1922 | COLLECTED | | | | | | | | 1654975 | PI 55673 |
| 350 | PI 55718 | No. 3388 | Berberis dictyophylla Franch. | Yunnan Sheng, China | | | Historic | 1922 | COLLECTED | 05/15/1922 | | | | | | | 1502295 | PI 55718 |
| 351 | PI 55071 | Wilson No. 1300 | Berberis aggregata C. K. Schneid. | Île-de-France, France | | | Historic | 1922 | COLLECTED | | | | | | | | 1654498 | PI 55071 |
| 352 | PI 55072 | Purdom No. 543 | Berberis dielsiana Fedde | Île-de-France, France | | | Historic | 1922 | COLLECTED | | | | | | | | 1654499 | PI 55072 |
| 353 | PI 55073 | 'Weichangensis' | Berberis poiretii C. K. Schneid. | Île-de-France, France | | | Historic | 1922 | COLLECTED | | | | | | | | 1654500 | PI 55073 |
| 354 | PI 55074 | 'M. Vilmorin No. 4775' | Berberis sp. | Île-de-France, France | | | Historic | 1922 | COLLECTED | | | | | | | | 1654501 | PI 55074 |
| 355 | PI 55075 | Wilson No. 135 | Berberis sp. | Île-de-France, France | | | Historic | 1922 | COLLECTED | | | | | | | | 1654502 | PI 55075 |
| 356 | PI 54061 | | Berberis aggregata C. K. Schneid. | Massachusetts, United States | | | Historic | 1921 | COLLECTED | | | | | | | | 1501814 | PI 54061 |
| 357 | PI 54062 | | Berberis amurensis Rupr. | Massachusetts, United States | | | Historic | 1921 | COLLECTED | | | | | | | | 1653545 | PI 54062 |
| 358 | PI 54063 | | Berberis amurensis Rupr. | Massachusetts, United States | | | Historic | 1921 | COLLECTED | | | | | | | | 1653547 | PI 54063 |
| 359 | PI 54064 | | Berberis brachypoda Maxim. | Massachusetts, United States | | | Historic | 1921 | COLLECTED | | | | | | | | 1653546 | PI 54064 |
| 360 | PI 54065 | | Berberis dictyophylla Franch. | Massachusetts, United States | | | Historic | 1921 | COLLECTED | | | | | | | | 1653548 | PI 54065 |
| 361 | PI 54066 | | Berberis dielsiana Fedde | Massachusetts, United States | | | Historic | 1921 | COLLECTED | | | | | | | | 1653549 | PI 54066 |
| 362 | PI 54067 | | Berberis gilgiana Fedde | Massachusetts, United States | | | Historic | 1921 | COLLECTED | | | | | | | | 1653550 | PI 54067 |
| 363 | PI 54068 | | Berberis henryana C. K. Schneid. | Massachusetts, United States | | | Historic | 1921 | COLLECTED | | | | | | | | 1653551 | PI 54068 |
| 364 | PI 54069 | | Berberis koreana Palib. | Massachusetts, United States | | | Historic | 1921 | COLLECTED | | | | | | | | 1653552 | PI 54069 |
| 365 | PI 54070 | | Berberis lucida Schrad. | Massachusetts, United States | | | Historic | 1921 | COLLECTED | | | | | | | | 1653553 | PI 54070 |
| 366 | PI 54071 | | Berberis chinensis Poir. | Massachusetts, United States | | | Historic | 1921 | COLLECTED | | | | | | | | 1653554 | PI 54071 |
| 367 | PI 54072 | | Berberis sieboldii Miq. | Massachusetts, United States | | | Historic | 1921 | COLLECTED | | | | | | | | 1653555 | PI 54072 |
| 368 | PI 54073 | | Berberis thunbergii DC. var. maximowiczii (Regel) Regel | Massachusetts, United States | | | Historic | 1921 | COLLECTED | | | | | | | | 1653556 | PI 54073 |
| 369 | PI 54074 | | Berberis vernae C. K. Schneid. | Massachusetts, United States | | | Historic | 1921 | COLLECTED | | | | | | | | 1653557 | PI 54074 |
| 370 | PI 54269 | No. 622 | Berberis quinduensis Kunth | Carchi, Ecuador | | | Historic | 1921 | COLLECTED | 06/13/1921 | | | | | | | 1653889 | PI 54269 |
| 371 | PI 53627 | | Berberis aggregata C. K. Schneid. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1500646 | PI 53627 |
| 372 | PI 53628 | | Berberis aristata DC. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1653125 | PI 53628 |
| 373 | PI 53629 | | Berberis atrocarpa C. K. Schneid. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1653126 | PI 53629 |
| 374 | PI 53630 | | Berberis chinensis Poir. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1653127 | PI 53630 |
| 375 | PI 53631 | | Berberis darwinii Hook. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1653128 | PI 53631 |
| 376 | PI 53632 | | Berberis dictyophylla Franch. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1653129 | PI 53632 |
| 377 | PI 53633 | | Berberis francisci-ferdinandi C. K. Schneid. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1653130 | PI 53633 |
| 378 | PI 53634 | | Berberis gagnepainii C. K. Schneid. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1653131 | PI 53634 |
| 379 | PI 53635 | | Berberis hookeri Lem. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1653133 | PI 53635 |
| 380 | PI 53636 | | Berberis lycium Royle | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1653134 | PI 53636 |
| 381 | PI 53637 | | Berberis orthobotrys Bien. ex Aitch. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1653135 | PI 53637 |
| 382 | PI 53638 | | Berberis polyantha Hemsl. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1653136 | PI 53638 |
| 383 | PI 53639 | | Berberis aggregata C. K. Schneid. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1653137 | PI 53639 |
| 384 | PI 53640 | | Berberis sp. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1653138 | PI 53640 |
| 385 | PI 53641 | | Berberis sp. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1653139 | PI 53641 |
| 386 | PI 53642 | | Berberis thibetica C. K. Schneid. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1653140 | PI 53642 |
| 387 | PI 53643 | | Berberis thunbergii DC. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1653141 | PI 53643 |
| 388 | PI 53644 | | Berberis tischleri C. K. Schneid. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1653142 | PI 53644 |
| 389 | PI 53645 | | Berberis umbellata Wall. ex G. Don | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1653143 | PI 53645 |
| 390 | PI 53646 | | Berberis veitchii C. K. Schneid. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1653144 | PI 53646 |
| 391 | PI 53647 | | Berberis wilsoniae Hemsl. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1653145 | PI 53647 |
| 392 | PI 53648 | | Berberis consimilis C. K. Schneid. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1653148 | PI 53648 |
| 393 | PI 53649 | | Berberis sp. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1653149 | PI 53649 |
| 394 | PI 53034 | | Berberis aristata DC. | Copenhagen, Denmark | | | Historic | 1921 | COLLECTED | | | | | | | | 1652335 | PI 53034 |
| 395 | PI 53035 | | Berberis lycium Royle | Copenhagen, Denmark | | | Historic | 1921 | COLLECTED | | | | | | | | 1652336 | PI 53035 |
| 396 | PI 53089 | | Berberis crataegina DC. | Zuid-Holland, Netherlands | | | Historic | 1921 | COLLECTED | | | | | | | | 1652394 | PI 53089 |
| 397 | PI 53090 | | Berberis hookeri Lem. | Zuid-Holland, Netherlands | | | Historic | 1921 | COLLECTED | | | | | | | | 1652395 | PI 53090 |
| 398 | PI 53177 | 'Espino' | Berberis quinduensis Kunth | Carchi, Ecuador | | | Historic | 1921 | COLLECTED | 02/15/1921 | | | 3600 | | | | 1500554 | PI 53177 |
| 399 | PI 52930 | | Berberis edgeworthiana C. K. Schneid. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1652214 | PI 52930 |
| 400 | PI 52931 | | Berberis francisci-ferdinandi C. K. Schneid. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1652215 | PI 52931 |
| 401 | PI 52932 | | Berberis sp. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1652216 | PI 52932 |
| 402 | PI 52874 | | Berberis chinensis Poir. | Oslo, Norway | | | Historic | 1921 | COLLECTED | | | | | | | | 1652180 | PI 52874 |
| 403 | PI 52875 | | Berberis chinensis Poir. | Oslo, Norway | | | Historic | 1921 | COLLECTED | | | | | | | | 1652181 | PI 52875 |
| 404 | PI 52876 | | Berberis chinensis Poir. | Oslo, Norway | | | Historic | 1921 | COLLECTED | | | | | | | | 1652182 | PI 52876 |
| 405 | PI 52877 | | Berberis integerrima Bunge | Oslo, Norway | | | Historic | 1921 | COLLECTED | | | | | | | | 1652183 | PI 52877 |
| 406 | PI 52626 | 'Wisley seedlings' | Berberis sp. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1624523 | PI 52626 |
| 407 | PI 52627 | Forrest No. 13208 | Berberis sp. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1624525 | PI 52627 |
| 408 | PI 52628 | Forrest No. 13224 | Berberis sp. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1624527 | PI 52628 |
| 409 | PI 52453 | | Berberis brachypoda Maxim. | Île-de-France, France | | | Historic | 1921 | COLLECTED | | | | | | | | 1623729 | PI 52453 |
| 410 | PI 52454 | | Berberis aggregata C. K. Schneid. | Île-de-France, France | | | Historic | 1921 | COLLECTED | | | | | | | | 1623731 | PI 52454 |
| 411 | PI 52336 | | Berberis brevipaniculata C. K. Schneid. | England, United Kingdom | | | Historic | 1921 | COLLECTED | | | | | | | | 1506119 | PI 52336 |
| 412 | PI 51795 | No. 500a | Berberis quinduensis Kunth | Cundinamarca, Colombia | | | Historic | 1920 | COLLECTED | 10/14/1920 | | | | | | | 1620568 | PI 51795 |
| 413 | PI 51787 | No. 492a | Berberis rigidifolia Kunth | Cundinamarca, Colombia | | | Historic | 1920 | COLLECTED | 10/14/1920 | | | | | | | 1620562 | PI 51787 |
| 414 | PI 50404 | No. 982 | Berberis poiretii C. K. Schneid. | Massachusetts, United States | | | Historic | 1920 | COLLECTED | | | | | | | | 1618170 | PI 50404 |
| 415 | PI 50405 | No. 1160 | Berberis sp. | Massachusetts, United States | | | Historic | 1920 | COLLECTED | | | | | | | | 1618171 | PI 50405 |
| 416 | PI 50288 | | Berberis tischleri C. K. Schneid. | England, United Kingdom | | | Historic | 1920 | COLLECTED | | | | | | | | 1505685 | PI 50288 |
| 417 | PI 49924 | | Berberis angulosa Wall. ex Hook. f. & Thomson | England, United Kingdom | | | Historic | 1920 | COLLECTED | | | | | | | | 1615262 | PI 49924 |
| 418 | PI 49925 | | Berberis beaniana C. K. Schneid. | England, United Kingdom | | | Historic | 1920 | COLLECTED | | | | | | | | 1617271 | PI 49925 |
| 419 | PI 49926 | | Berberis concinna Hook. f. | England, United Kingdom | | | Historic | 1920 | COLLECTED | | | | | | | | 1617272 | PI 49926 |
| 420 | PI 49927 | | Berberis dubia C. K. Schneid. | England, United Kingdom | | | Historic | 1920 | COLLECTED | | | | | | | | 1617273 | PI 49927 |
| 421 | PI 49928 | | Berberis lycium Royle | England, United Kingdom | | | Historic | 1920 | COLLECTED | | | | | | | | 1617274 | PI 49928 |
| 422 | PI 49929 | | Berberis aggregata C. K. Schneid. | England, United Kingdom | | | Historic | 1920 | COLLECTED | | | | | | | | 1617275 | PI 49929 |
| 423 | PI 49930 | | Berberis soulieana C. K. Schneid. | England, United Kingdom | | | Historic | 1920 | COLLECTED | | | | | | | | 1617276 | PI 49930 |
| 424 | PI 49931 | | Berberis thibetica C. K. Schneid. | England, United Kingdom | | | Historic | 1920 | COLLECTED | | | | | | | | 1617277 | PI 49931 |
| 425 | PI 49932 | | Berberis umbellata Wall. ex G. Don | England, United Kingdom | | | Historic | 1920 | COLLECTED | | | | | | | | 1617278 | PI 49932 |
| 426 | PI 49933 | | Berberis hookeri Lem. | England, United Kingdom | | | Historic | 1920 | COLLECTED | | | | | | | | 1617279 | PI 49933 |
| 427 | PI 49662 | | Berberis brachypoda Maxim. | Île-de-France, France | | | Historic | 1920 | COLLECTED | | | | | | | | 1505517 | PI 49662 |
| 428 | PI 49616 | | Berberis angulosa Wall. ex Hook. f. & Thomson | West Bengal, India | | | Historic | 1920 | COLLECTED | | | | | | | | 1617010 | PI 49616 |
| 429 | PI 49617 | | Berberis concinna Hook. f. | West Bengal, India | | | Historic | 1920 | COLLECTED | | | | | | | | 1617011 | PI 49617 |
| 430 | PI 49618 | | Berberis hookeri Lem. | West Bengal, India | | | Historic | 1920 | COLLECTED | | | | | | | | 1617012 | PI 49618 |
| 431 | PI 49619 | | Berberis umbellata Wall. ex G. Don | West Bengal, India | | | Historic | 1920 | COLLECTED | | | | | | | | 1617013 | PI 49619 |
| 432 | PI 49052 | | Berberis amurensis Rupr. | New York, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1615515 | PI 49052 |
| 433 | PI 49053 | | Berberis amurensis Rupr. | Massachusetts, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1615534 | PI 49053 |
| 434 | PI 49054 | | Berberis amurensis Rupr. f. bretschneideri (Rehder) Ohwi | Massachusetts, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1615538 | PI 49054 |
| 435 | PI 49055 | | Berberis canadensis Mill. | Massachusetts, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1615540 | PI 49055 |
| 436 | PI 49056 | | Berberis dictyophylla Franch. | Massachusetts, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1615542 | PI 49056 |
| 437 | PI 49057 | | Berberis dielsiana Fedde | Massachusetts, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1615546 | PI 49057 |
| 438 | PI 49058 | | Berberis gilgiana Fedde | Massachusetts, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1615548 | PI 49058 |
| 439 | PI 49059 | | Berberis henryana C. K. Schneid. | Massachusetts, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1615549 | PI 49059 |
| 440 | PI 49060 | | Berberis integerrima Bunge | Massachusetts, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1615551 | PI 49060 |
| 441 | PI 49061 | | Berberis koreana Palib. | Massachusetts, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1615553 | PI 49061 |
| 442 | PI 49062 | | Berberis lucida Schrad. | Massachusetts, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1615554 | PI 49062 |
| 443 | PI 49063 | | Berberis sp. | Massachusetts, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1615559 | PI 49063 |
| 444 | PI 49064 | | Berberis chinensis Poir. | Massachusetts, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1615563 | PI 49064 |
| 445 | PI 49065 | | Berberis thunbergii DC. var. maximowiczii (Regel) Regel | Massachusetts, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1615565 | PI 49065 |
| 446 | PI 49066 | | Berberis vulgaris L. | Massachusetts, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1615567 | PI 49066 |
| 447 | PI 49067 | | Berberis vulgaris L. | Massachusetts, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1651040 | PI 49067 |
| 448 | PI 49068 | | Berberis sp. | Massachusetts, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1615571 | PI 49068 |
| 449 | PI 49069 | | Berberis sp. | Massachusetts, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1615575 | PI 49069 |
| 450 | PI 49070 | | Berberis sp. | Massachusetts, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1615576 | PI 49070 |
| 451 | PI 48015 | | Berberis pruinosa Franch. | Île-de-France, France | | | Historic | 1919 | COLLECTED | | | | | | | | 1503081 | PI 48015 |
| 452 | PI 47645 | | Berberis insignis Hook. f. & Thomson | West Bengal, India | | | Historic | 1919 | COLLECTED | | | | | | | | 1613022 | PI 47645 |
| 453 | PI 47299 | | Berberis polyantha Hemsl. | England, United Kingdom | | | Historic | 1919 | COLLECTED | | | | | | | | 1508429 | PI 47299 |
| 454 | PI 47300 | | Berberis sp. | England, United Kingdom | | | Historic | 1919 | COLLECTED | | | | | | | | 1612307 | PI 47300 |
| 455 | PI 49125 | | Berberis sp. | New York, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1615970 | PI 49125 |
| 456 | PI 49126 | | Berberis sp. | New York, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1615971 | PI 49126 |
| 457 | PI 49127 | | Berberis oblonga (Regel) C. K. Schneid. | New York, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1615972 | PI 49127 |
| 458 | PI 49128 | | Berberis poiretii C. K. Schneid. | New York, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1615973 | PI 49128 |
| 459 | PI 49129 | | Berberis verruculosa Hemsl. & E. H. Wilson | New York, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1615974 | PI 49129 |
| 460 | PI 49130 | 'Lutea' | Berberis vulgaris L. | New York, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1615975 | PI 49130 |
| 461 | PI 46711 | | Berberis pruinosa Franch. | California, United States | | | Historic | 1918 | COLLECTED | | | | | | | | 1508245 | PI 46711 |
| 462 | PI 46398 | | Berberis sp. | China | | | Historic | 1918 | COLLECTED | | | | | | | | 1611355 | PI 46398 |
| 463 | PI 45477 | | Berberis hybr. | Maryland, United States | | | Historic | 1917 | COLLECTED | | | | | | | | 1507365 | PI 45477 |
| 464 | PI 44523 | | Berberis actinacantha Mart. ex Schult. & Schult. f. | Liguria, Italy | | | Historic | 1917 | COLLECTED | | | | | | | | 1609563 | PI 44523 |
| 465 | PI 44524 | | Berberis globosa Benth. | Liguria, Italy | | | Historic | 1917 | COLLECTED | | | | | | | | 1609564 | PI 44524 |
| 466 | PI 44525 | | Berberis chinensis Poir. | Liguria, Italy | | | Historic | 1917 | COLLECTED | | | | | | | | 1609565 | PI 44525 |
| 467 | PI 44526 | | Berberis ilicifolia G. Forst. | Liguria, Italy | | | Historic | 1917 | COLLECTED | | | | | | | | 1609566 | PI 44526 |
| 468 | PI 44527 | | Berberis prattii C. K. Schneid. | Liguria, Italy | | | Historic | 1917 | COLLECTED | | | | | | | | 1609567 | PI 44527 |
| 469 | PI 44528 | | Berberis sargentiana C. K. Schneid. | Liguria, Italy | | | Historic | 1917 | COLLECTED | | | | | | | | 1609568 | PI 44528 |
| 470 | PI 44529 | | Berberis sp. | Liguria, Italy | | | Historic | 1917 | COLLECTED | | | | | | | | 1609569 | PI 44529 |
| 471 | PI 44530 | | Berberis virescens Hook. f. & Thomson | Liguria, Italy | | | Historic | 1917 | COLLECTED | | | | | | | | 1609570 | PI 44530 |
| 472 | PI 44380 | | Berberis sargentiana C. K. Schneid. | England, United Kingdom | | | Historic | 1917 | COLLECTED | | | | | | | | 1609438 | PI 44380 |
| 473 | PI 44381 | | Berberis hookeri Lem. | England, United Kingdom | | | Historic | 1917 | COLLECTED | | | | | | | | 1609439 | PI 44381 |
| 474 | PI 44339 | | Berberis sp. | England, United Kingdom | | | Historic | 1917 | COLLECTED | | | | 1535 | | | | 1512803 | PI 44339 |
| 475 | PI 43817 | | Berberis aggregata C. K. Schneid. | Sichuan Sheng, China | | | Historic | 1916 | COLLECTED | 10/1908 | | | 1800 | | | | 1608497 | PI 43817 |
| 476 | PI 43818 | | Berberis brachypoda Maxim. | China | | | Historic | 1916 | COLLECTED | | | | 5525 | | | | 1608498 | PI 43818 |
| 477 | PI 43819 | | Berberis circumserrata (C. K. Schneid.) C. K. Schneid. | Shaanxi Sheng, China | | | Historic | 1916 | COLLECTED | | | | | | | | 1608499 | PI 43819 |
| 478 | PI 43820 | | Berberis julianae C. K. Schneid. | China | | | Historic | 1916 | COLLECTED | | | | | | | | 1608500 | PI 43820 |
| 479 | PI 43821 | | Berberis poiretii C. K. Schneid. | China | | | Historic | 1916 | COLLECTED | | | | | | | | 1608501 | PI 43821 |
| 480 | PI 43822 | | Berberis poiretii C. K. Schneid. | China | | | Historic | 1916 | COLLECTED | | | | | | | | 1608502 | PI 43822 |
| 481 | PI 43823 | | Berberis sargentiana C. K. Schneid. | Hubei Sheng, China | | | Historic | 1916 | COLLECTED | | | | | | | | 1608503 | PI 43823 |
| 482 | PI 43824 | | Berberis sp. | Sichuan Sheng, China | | | Historic | 1916 | COLLECTED | | | | | | | | 1608504 | PI 43824 |
| 483 | PI 43825 | | Berberis tischleri C. K. Schneid. | Sichuan Sheng, China | | | Historic | 1916 | COLLECTED | | | | | | | | 1608505 | PI 43825 |
| 484 | PI 43826 | | Berberis yunnanensis Franch. | Massachusetts, United States | | | Historic | 1916 | COLLECTED | | | | | | | | 1608506 | PI 43826 |
| 485 | PI 42973 | | Berberis sargentiana C. K. Schneid. | Hubei Sheng, China | | | Historic | 1916 | COLLECTED | | | | | | | | 1512027 | PI 42973 |
| 486 | PI 42863 | | Berberis sp. | Región Metropolitana de Santiago, Chile | | | Historic | 1916 | COLLECTED | | | | | | | | 1607159 | PI 42863 |
| 487 | PI 42635 | | Berberis sp. | Oslo, Norway | | | Historic | 1916 | COLLECTED | | | | | | | | 1606816 | PI 42635 |
| 488 | PI 42636 | | Berberis integerrima Bunge | Oslo, Norway | | | Historic | 1916 | COLLECTED | | | | | | | | 1606817 | PI 42636 |
| 489 | PI 42637 | | Berberis sp. | Oslo, Norway | | | Historic | 1916 | COLLECTED | | | | | | | | 1606818 | PI 42637 |
| 490 | PI 42184 | | Berberis sp. | England, United Kingdom | | | Historic | 1916 | COLLECTED | | | | | | | | 1606436 | PI 42184 |
| 491 | PI 42185 | | Berberis hookeri Lem. subsp. hookeri | England, United Kingdom | | | Historic | 1916 | COLLECTED | | | | | | | | 1606437 | PI 42185 |
| 492 | PI 41446 | | Berberis angulosa Wall. ex Hook. f. & Thomson | England, United Kingdom | | | Historic | 1915 | COLLECTED | | | | | | | | 1509104 | PI 41446 |
| 493 | PI 40681 | No. 2206a | Berberis potaninii Maxim. | Gansu Sheng, China | | | Historic | 1915 | COLLECTED | 11/16/1914 | | | | | | | 1605301 | PI 40681 |
| 494 | PI 40682 | No. 2207a | Berberis soulieana C. K. Schneid. | Gansu Sheng, China | | | Historic | 1915 | COLLECTED | 11/10/1914 | | | | | | | 1605302 | PI 40682 |
| 495 | PI 40683 | No. 2208a | Berberis sp. | Gansu Sheng, China | | | Historic | 1915 | COLLECTED | 11/25/1914 | | | | | | | 1605303 | PI 40683 |
| 496 | PI 40684 | No. 2209a | Berberis sp. | Gansu Sheng, China | | | Historic | 1915 | COLLECTED | 11/07/1914 | | | | | | | 1648896 | PI 40684 |
| 497 | PI 40685 | No. 2210a | Berberis sp. | Gansu Sheng, China | | | Historic | 1915 | COLLECTED | 11/19/1914 | | | | | | | 1648897 | PI 40685 |
| 498 | PI 40686 | No. 2211a | Berberis sp. | Gansu Sheng, China | | | Historic | 1915 | COLLECTED | 11/30/1914 | | | | | | | 1648898 | PI 40686 |
| 499 | PI 40687 | No. 2212a | Berberis sp. | Gansu Sheng, China | | | Historic | 1915 | COLLECTED | 10/31/1914 | | | | | | | 1648899 | PI 40687 |