| 0 | PI 372749 | S-116 | Persicaria maculosa Gray | Alaska, United States | W6 | | | 1972 | COLLECTED | 1971 | 3km west of Palmer | | | | Wild material | | 1279451 | PI 372749 |
| 1 | PI 315898 | | Persicaria filiformis (Thunb.) Nakai | Japan | | | Historic | 1966 | COLLECTED | | | | | | | | 1707718 | PI 315898 |
| 2 | PI 307307 | 221 | Persicaria capitata (Buch.-Ham. ex D. Don) H. Gross | India | W6 | | Not Available | 1965 | COLLECTED | | Lloyds Botanic Garden, Darjeeling | | | | Cultivated material | Seed 10 | 1229846 | PI 307307 |
| 3 | PI 285396 | Col. No. 1278 | Persicaria chinensis (L.) H. Gross | Nepal | | | Historic | 1962 | COLLECTED | | Roadside above Godavari | | 2347 | | | | 1688848 | PI 285396 |
| 4 | PI 131053 | | Persicaria orientalis (L.) Spach | Heilongjiang Sheng, China | | | Historic | 1938 | COLLECTED | | | | | | | | 1847061 | PI 131053 |
| 5 | PI 128966 | | Persicaria pubescens (Blume) H. Hara | India | | | Historic | 1938 | COLLECTED | | | | | | | | 1845137 | PI 128966 |
| 6 | PI 116606 | | Persicaria capitata (Buch.-Ham. ex D. Don) H. Gross | India | | | Historic | 1936 | COLLECTED | | | | | | | | 1824367 | PI 116606 |
| 7 | PI 116607 | | Persicaria chinensis (L.) H. Gross | India | | | Historic | 1936 | COLLECTED | | | | | | | | 1824368 | PI 116607 |
| 8 | PI 110959 | No. 3198 | Persicaria punctata (Elliott) Small | Táchira, Venezuela | | | Historic | 1935 | COLLECTED | 03/13/1935 | Near San Cristobal | | | | | | 1802542 | PI 110959 |
| 9 | PI 111012 | Barbasco | Persicaria sagittata (L.) H. Gross | Cundinamarca, Colombia | | | Historic | 1935 | COLLECTED | 04/03/1935 | La Uribe near Bogota | | | | | | 1802592 | PI 111012 |
| 10 | PI 111013 | Barbasco | Persicaria hydropiperoides (Michx.) Small | Cundinamarca, Colombia | | | Historic | 1935 | COLLECTED | 04/03/1935 | La Uribe near Bogota | | | | | | 1802593 | PI 111013 |
| 11 | PI 111014 | Barbasco | Persicaria punctata (Elliott) Small | Cundinamarca, Colombia | | | Historic | 1935 | COLLECTED | 04/17/1935 | Railroad between Anolaima and Cachipay | | | | | | 1802594 | PI 111014 |
| 12 | PI 109943 | Barbasco | Persicaria punctata (Elliott) Small | Distrito Capital, Venezuela | | | Historic | 1935 | COLLECTED | 01/27/1935 | Near Caracas | | | | | | 1801359 | PI 109943 |
| 13 | PI 108831 | Barbasco blanco | Persicaria hydropiperoides (Michx.) Small | Distrito Capital, Venezuela | | | Historic | 1935 | COLLECTED | 01/12/1935 | Antimano near Caracas | | | | | | 1799055 | PI 108831 |
| 14 | PI 106580 | No. 2529 | Persicaria punctata (Elliott) Small | Guyana | | | Historic | 1934 | COLLECTED | 09/12/1934 | Barima River below Koriabo | | | | | | 1795770 | PI 106580 |
| 15 | PI 65640 | No. 4567 | Persicaria orientalis (L.) Spach | China | | | Historic | 1925 | COLLECTED | 10/26/1925 | Echo | | | | | | 1717004 | PI 65640 |
| 16 | PI 47760 | | Persicaria chinensis (L.) H. Gross | West Bengal, India | | | Historic | 1919 | COLLECTED | | | | | | | | 1613382 | PI 47760 |
| 17 | PI 46683 | Lao lan | Persicaria tinctoria (Aiton) Spach | Henan Sheng, China | | | Historic | 1918 | COLLECTED | | | | | | | | 1611590 | PI 46683 |
| 18 | PI 45605 | | Persicaria tinctoria (Aiton) Spach | Hubei Sheng, China | | | Historic | 1917 | COLLECTED | 06/14/1917 | | | | | | | 1507474 | PI 45605 |
| 19 | PI 44805 | | Persicaria tinctoria (Aiton) Spach | Shandong Sheng, China | | | Historic | 1917 | COLLECTED | | | | | | | | 1609920 | PI 44805 |
| 20 | PI 27949 | | Persicaria tinctoria (Aiton) Spach | Kanagawa, Japan | | | Historic | 1910 | COLLECTED | | | | | | | | 1517602 | PI 27949 |
| 21 | PI 23995 | Swee ping hua | Persicaria orientalis (L.) Spach | Hebei Sheng, China | | | Historic | 1908 | COLLECTED | 03/25/1908 | | | | | | | 1586105 | PI 23995 |
| 22 | PI 23996 | Pai mow dan | Persicaria orientalis (L.) Spach | Hebei Sheng, China | | | Historic | 1908 | COLLECTED | 03/25/1908 | | | | | | | 1586106 | PI 23996 |
| 23 | PI 23997 | Hong mow dan | Persicaria orientalis (L.) Spach | Hebei Sheng, China | | | Historic | 1908 | COLLECTED | 03/25/1908 | | | | | | | 1586107 | PI 23997 |
| 24 | PI 23998 | Tze mow dan | Persicaria orientalis (L.) Spach | Hebei Sheng, China | | | Historic | 1908 | COLLECTED | 03/25/1908 | | | | | | | 1586108 | PI 23998 |
| 25 | PI 23999 | Ten mow dan | Persicaria orientalis (L.) Spach | Hebei Sheng, China | | | Historic | 1908 | COLLECTED | 03/25/1908 | | | | | | | 1586109 | PI 23999 |
| 26 | PI 21070 | | Persicaria tinctoria (Aiton) Spach | Hebei Sheng, China | | | Historic | 1907 | COLLECTED | 12/27/1906 | | | | | | | 1578574 | PI 21070 |
| 27 | PI 4768 | | Persicaria sagittata (L.) H. Gross | United States | | | Historic | 1900 | COLLECTED | | | | | | | | 1540186 | PI 4768 |
| 28 | PI 4794 | | Persicaria punctata (Elliott) Small | United States | | | Historic | 1900 | COLLECTED | | | | | | | | 1540214 | PI 4794 |
| 29 | NA 74982 | NA 74982 | Persicaria odorata (Lour.) Soják | | NA | | Not Available | 2023 | | | | | | | Uncertain improvement status | Full name as recorded at U.S. National Arboretum: Persicaria odorata. Form received: unknown propagule type. | 2150223 | NA 74982 |
| 30 | OPGC 8526 | NEWFS-710 | Persicaria sagittata (L.) H. Gross | Massachusetts, United States | OPGC | | | 2021 | | | | | | | Wild material | Note: listed as Persicaria sagittata in other records of this collection. White to pink globular inflorescences located termilly on stem with dark triangular seeds within petals at maturity distinct arrowhead shaped leaves. Be careful of sharp spines on underside of stem. | 2138809 | OPGC 8526 |
| 31 | OPGC 8528 | NEWFS-720 | Persicaria sagittata (L.) H. Gross | Massachusetts, United States | OPGC | | | 2021 | | | | | | | Wild material | Vining plant with pink inflorescence heads. | 2138816 | OPGC 8528 |
| 32 | OPGC 8529 | NEWFS-728 | Persicaria sagittata (L.) H. Gross | New Hampshire, United States | OPGC | | | 2021 | | | | | | | Wild material | White, pink, globular inflorescences at termil end of stem. Arrow head shaped leaves, small sharp rows of spines on underside of stem. | 2138822 | OPGC 8529 |
| 33 | OPGC 8480 | CBG-10669 | Persicaria hydropiperoides (Michx.) Small | Illinois, United States | OPGC |  | Not Available | 2021 | | | | | | | Wild material | | 2132523 | OPGC 8480 |
| 34 | OPGC 8481 | CBG-10670 | Persicaria hydropiperoides (Michx.) Small | Illinois, United States | OPGC |  | Not Available | 2021 | | | | | | | Wild material | | 2132524 | OPGC 8481 |
| 35 | OPGC 8295 | CBG-10270 | Persicaria hydropiperoides (Michx.) Small | Nebraska, United States | OPGC | | Not Available | 2021 | | | | | | | Wild material | | 2120065 | OPGC 8295 |
| 36 | OPGC 8253 | NCBG-290 | Persicaria arifolia (L.) Haraldson | Virginia, United States | OPGC | | Not Available | 2021 | | | | | | | Wild material | Leaf blades triangular in outline, stem, petioles and lower surface of major leaf veins with recurved prickles. | 2116417 | OPGC 8253 |
| 37 | OPGC 8254 | NCBG-318 | Persicaria arifolia (L.) Haraldson | North Carolina, United States | OPGC | | Not Available | 2021 | | | | | | | Wild material | | 2116418 | OPGC 8254 |
| 38 | OPGC 8262 | NCBG-577 | Persicaria sagittata (L.) H. Gross | Maryland, United States | OPGC | | Not Available | 2021 | | | | | | | Wild material | | 2116350 | OPGC 8262 |
| 39 | OPGC 8263 | NCBG-626 | Persicaria sagittata (L.) H. Gross | Virginia, United States | OPGC | | Not Available | 2021 | | | | | | | Wild material | | 2116358 | OPGC 8263 |
| 40 | OPGC 7905 | MARSB-493 | Persicaria virginiana (L.) Gaertn. | New Jersey, United States | OPGC |  | Not Available | 2019 | | | | | | | Wild material | | 2097637 | OPGC 7905 |
| 41 | OPGC 7493 | CBG-9539 | Persicaria hydropiperoides (Michx.) Small | Illinois, United States | OPGC |  | | 2019 | | | | | | | Wild material | | 2092808 | OPGC 7493 |
| 42 | OPGC 5108 | 20150286A | Persicaria careyi (Olney) Greene | Delaware, United States | OPGC | | Not Available | 2018 | DONATED | 01/19/2018 | | | | | | | 1966656 | OPGC 5108 |
| 43 | NA 82359 | NA 82359 | Persicaria virginiana (L.) Gaertn. | | NA | | Not Available | 2017 | | | | | | | | | 1950380 | NA 82359 |
| 44 | OPGC 7130 | CBG-2605 | Persicaria hydropiperoides (Michx.) Small | Illinois, United States | OPGC |  | Not Available | 2015 | | | | | | | Wild material | | 1926073 | OPGC 7130 |
| 45 | OPGC 7105 | CBG-2314 | Persicaria punctata (Elliott) Small | Illinois, United States | OPGC |  | | 2014 | | | | | | | Wild material | | 1919763 | OPGC 7105 |
| 46 | W6 47826 | CBG-2300 | Persicaria pensylvanica (L.) M. Gómez | Illinois, United States | W6 |  | Not Available | 2014 | | | | | | | Wild material | | 1919754 | W6 47826 |
| 47 | W6 47199 | UT080-84 | Persicaria maculosa Gray | United States | W6 |  | Not Available | 2014 | | | | | | | Wild material | | 1916936 | W6 47199 |
| 48 | OPGC 7082 | ID931-364-ADA | Persicaria amphibia (L.) Delarbre | Idaho, United States | OPGC | | | 2013 | | | | | | | Wild material | | 1913725 | OPGC 7082 |
| 49 | W6 46087 | CBG-1915 | Persicaria lapathifolia (L.) Delarbre | Kansas, United States | W6 |  | | 2013 | | | | | | | Wild material | | 1908922 | W6 46087 |
| 50 | NA 76403 | 'Red Dragon' | Persicaria microcephala (D. Don) H. Gross | | NA | | Not Available | 2007 | | | | | | | Cultivar | Full name as recorded at U.S. National Arboretum: Persicaria microcephala 'Red Dragon'. | 2150689 | NA 76403 |
| 51 | NA 76359 | 'Red Dragon' | Persicaria microcephala (D. Don) H. Gross | | NA | | Not Available | 2007 | | | | | | | Cultivar | Full name as recorded at U.S. National Arboretum: Persicaria microcephala 'Red Dragon'. | 2150680 | NA 76359 |
| 52 | OPGC 2603 | OPGC 2603 | Persicaria orientalis (L.) Spach | | OPGC | | Not Available | 2005 | | | | | | | Cultivar | | 1717076 | OPGC 2603 |
| 53 | OPGC 2604 | OPGC 2604 | Persicaria orientalis (L.) Spach | Connecticut, United States | OPGC | | Not Available | 2005 | DONATED | 10/12/2005 | | | | | Cultivated material | | 1717077 | OPGC 2604 |
| 54 | W6 21328 | 98HT-254 | Persicaria lapathifolia (L.) Delarbre | Mongolia | W6 | | Not Available | 1999 | COLLECTED | 09/1998 | Daduul Sum, Henti Aimag | 49.15638889, 111.42111111 | 1036 | Stream terrace along a small tributary stream E of a larger river. Soils are sandy. | Wild material | Associated vegetation:Grass steppe in forest steppe. | 1578040 | W6 21328 |