| 0 | PI 495915 | 12B | Yucca harrimaniae Trel. | United States | PARL | | Not Available | 1984 | COLLECTED | | Cliff area along Hwy 141, 11.6km S of pass, Mesa Co., Colora do | | 1952 | | Wild material | Plants stemless evergreen. Leaves stiff, sword-shaped. Seeds still in pods, collected from two plants with many seeds. Local name Harriman yucca. | 1390851 | PI 495915 |
| 1 | PI 477000 | 'BONITA' | Yucca elata Engelm. | United States | PARL |  | Not Available | 1983 | COLLECTED | 02/1966 | Gage, New Mexico | | | | Cultivar | Released in 1978. Ornamental. Minimum maintenance requirements. Adapted north to Brighton, Colorado. Cold and drought tolerant. | 1371936 | PI 477000 |
| 2 | PI 441331 | | Yucca sp. | United States | | | Historic | 1980 | COLLECTED | 1973 | | | | | | | 1336267 | PI 441331 |
| 3 | PI 342954 | W6 15001 | Yucca sp. | Colorado, United States | PARL | | Not Available | 1969 | COLLECTED | 1969 | East of Walsenburg 32km | | | | Wild material | | 1255929 | PI 342954 |
| 4 | PI 323918 | Col. No. V 64-403 | Yucca baccata Torr. | Utah, United States | | | Historic | 1967 | COLLECTED | | 13km west of Escalante along Highway 54 | | | | | | 1714615 | PI 323918 |
| 5 | PI 323919 | Col. No. V 64-442 | Yucca baccata Torr. | Utah, United States | | | Historic | 1967 | COLLECTED | | 19km southeast of Kanarraville alont road to Zion National Park | | | | | | 1714616 | PI 323919 |
| 6 | PI 323920 | 'Soap Weed' | Yucca glauca Nutt. | Colorado, United States | | | Historic | 1967 | COLLECTED | | Sandy soil, 40km south of Yuma | | | | | | 1714617 | PI 323920 |
| 7 | PI 323921 | Col. No. V 64-351 | Yucca harrimaniae Trel. | Colorado, United States | | | Historic | 1967 | COLLECTED | | In clay and rocks, 24km northwest of Grand Junction | | | | | | 1714618 | PI 323921 |
| 8 | PI 323922 | Col. No. V 65-59 | Yucca harrimaniae Trel. | Utah, United States | | | Historic | 1967 | COLLECTED | | Sandstone along Black Box Road, 6.4km west, 6.4km north of Green River | | | | | | 1714619 | PI 323922 |
| 9 | PI 323923 | Col. No. V 65-64 | Yucca harrimaniae Trel. | Colorado, United States | | | Historic | 1967 | COLLECTED | | East slope of Uncompahgre | | | | | | 1714620 | PI 323923 |
| 10 | PI 323924 | Col. No. V 64-375 | Yucca sp. | Utah, United States | | | Historic | 1967 | COLLECTED | | 8km south of Boulder in sandy wash | | | | | | 1714621 | PI 323924 |
| 11 | PI 323925 | Col. No. V 65-54 | Yucca sp. | Utah, United States | | | Historic | 1967 | COLLECTED | | Along US 80 between Carmel Junction and Knab, sandy soil | | | | | | 1714622 | PI 323925 |
| 12 | PI 323926 | Col. No. V 65-58 | Yucca sp. | Colorado, United States | | | Historic | 1967 | COLLECTED | | Along Highway 80, north of Egnar | | | | | | 1714623 | PI 323926 |
| 13 | PI 323927 | Col. No. V 65-63 | Yucca sp. | Arizona, United States | | | Historic | 1967 | COLLECTED | | Along US 89 Alternate in Vermillion Cliffs | | | | | | 1714624 | PI 323927 |
| 14 | PI 323928 | V65-63 | Yucca sp. | Arizona, United States | PARL | | Not Available | 1967 | COLLECTED | 1964 | Along US 89 Alternate in Vermilion Cliff's, in sand | | | | | Probably same as PI 323925 10 | 1240605 | PI 323928 |
| 15 | PI 323929 | Col. No. V 65-65 | Yucca sp. | Colorado, United States | | | Historic | 1967 | COLLECTED | | In sandstone along Highway 80, north of Egnar | | | | | | 1714626 | PI 323929 |
| 16 | PI 303622 | V-63-196 | Yucca sp. | Colorado, United States | | | Historic | 1964 | COLLECTED | | | | | | | | 1680948 | PI 303622 |
| 17 | PI 303623 | V-63-201 | Yucca sp. | Colorado, United States | | | Historic | 1964 | COLLECTED | | | | | | | | 1680949 | PI 303623 |
| 18 | PI 303624 | V-64-92 | Yucca sp. | Arizona, United States | | | Historic | 1964 | COLLECTED | | | | 1851 | | | | 1680950 | PI 303624 |
| 19 | PI 199570 | 'Sahuiliqui' | Yucca sp. | Chihuahua, Mexico | | | Historic | 1952 | COLLECTED | | | | | | | | 1677193 | PI 199570 |
| 20 | PI 199634 | 'Soco Socol' | Yucca sp. | Sonora, Mexico | | | Historic | 1952 | COLLECTED | | | | | | | | 1677280 | PI 199634 |
| 21 | PI 199010 | | Yucca filamentosa L. | Georgia, United States | | | Historic | 1952 | COLLECTED | | | | | | | | 1676647 | PI 199010 |
| 22 | PI 199011 | | Yucca filamentosa L. | North Carolina, United States | | | Historic | 1952 | COLLECTED | | | | | | | | 1676648 | PI 199011 |
| 23 | PI 199012 | | Yucca gloriosa L. | Georgia, United States | | | Historic | 1952 | COLLECTED | | | | | | | | 1676649 | PI 199012 |
| 24 | PI 199013 | | Yucca gloriosa L. | Georgia, United States | | | Historic | 1952 | COLLECTED | | | | | | | | 1676650 | PI 199013 |
| 25 | PI 199035 | | Yucca filamentosa L. | North Carolina, United States | | | Historic | 1952 | COLLECTED | | | | | | | | 1676666 | PI 199035 |
| 26 | PI 199036 | | Yucca filamentosa L. | North Carolina, United States | | | Historic | 1952 | COLLECTED | | | | | | | | 1676667 | PI 199036 |
| 27 | PI 197972 | | Yucca sp. | Durango, Mexico | PARL | | Not Available | 1951 | COLLECTED | PRE 09/1951 | Durango City, Durango Mexico | | | | Wild material | | 1168399 | PI 197972 |
| 28 | PI 193659 | | Yucca filamentosa L. | Georgia, United States | | | Historic | 1951 | COLLECTED | | | | | | | | 1670991 | PI 193659 |
| 29 | PI 193449 | | Yucca gloriosa L. | Georgia, United States | | | Historic | 1951 | COLLECTED | | | | | | | | 1670929 | PI 193449 |
| 30 | PI 193374 | | Yucca sp. | Texas, United States | PARL | | Not Available | 1951 | COLLECTED | | From Comstock, Texas | | | | Wild material | | 1164498 | PI 193374 |
| 31 | PI 142207 | IP 11548 | Yucca angustissima Engelm. ex Trel. | Maryland, United States | | | Historic | 1941 | COLLECTED | | Panaca, Lincoln County, Nevada | | | | | | 1867004 | PI 142207 |
| 32 | PI 125202 | | Yucca sp. | Chihuahua, Mexico | | | Historic | 1937 | COLLECTED | | Jimenez | | | | | | 1840057 | PI 125202 |
| 33 | PI 96480 | | Yucca elata Engelm. | Arizona, United States | | | Historic | 1932 | COLLECTED | | | | | | | | 1494810 | PI 96480 |
| 34 | PI 96481 | | Yucca schottii Engelm. | Arizona, United States | | | Historic | 1932 | COLLECTED | | | | | | | | 1782953 | PI 96481 |
| 35 | PI 78582 | | Yucca aloifolia L. | Bermuda | | | Historic | 1929 | COLLECTED | | | | | | | | 1734258 | PI 78582 |
| 36 | PI 76403 | | Yucca guatemalensis Baker | Veracruz de Ignacio de la Llave, Mexico | | | Historic | 1928 | COLLECTED | | | | | | | | 1731048 | PI 76403 |
| 37 | PI 48150 | | Yucca elata Engelm. | New Mexico, United States | | | Historic | 1919 | COLLECTED | | | | | | | | 1505296 | PI 48150 |
| 38 | PI 41775 | | Yucca angustissima Engelm. ex Trel. | Utah, United States | | | Historic | 1916 | COLLECTED | | | | | | | | 1606136 | PI 41775 |
| 39 | PI 30206 | | Yucca filifera Chabaud | Mexico | | | Historic | 1911 | COLLECTED | | | | | | | | 1519081 | PI 30206 |
| 40 | PI 29521 | | Yucca filifera Chabaud | Mexico | | | Historic | 1911 | COLLECTED | | | | | | | | 1518711 | PI 29521 |
| 41 | PI 28529 | 'Variegata' | Yucca filamentosa L. | New Jersey, United States | | | Historic | 1910 | COLLECTED | | | | | | | | 1594498 | PI 28529 |
| 42 | PI 28530 | PIG No. 6306 | Yucca flaccida Haw. | New Jersey, United States | | | Historic | 1910 | COLLECTED | | | | | | | | 1594499 | PI 28530 |
| 43 | PI 16197 | | Yucca sp. | Mexico | | | Historic | 1905 | COLLECTED | 1905 | | | | | | | 1531191 | PI 16197 |
| 44 | PI 7392 | No. 295 | Yucca sp. | Mexico | | | Historic | 1901 | COLLECTED | | | | | | | | 1545743 | PI 7392 |
| 45 | PI 4088 | | Yucca elata Engelm. | Arizona, United States | | | Historic | 1900 | COLLECTED | | | | | | | | 1539173 | PI 4088 |
| 46 | PI 4068 | | Yucca sp. | Arizona, United States | | | Historic | 1899 | COLLECTED | | | | | | | | 1539157 | PI 4068 |
| 47 | W6 61453 | CA067-38 | Yucca schidigera Roezl ex Ortgies | California, United States | W6 |  | | 2024 | | | | | | | | | 2167552 | W6 61453 |
| 48 | W6 61774 | MD1-38 | Yucca brevifolia Engelm. | Utah, United States | W6 |  | | 2024 | | | | | | | Wild material | dry fruits collected by knocking down with a PVC pipe then broken down by hand to release the seeds No voucher taken | 2168222 | W6 61774 |
| 49 | NA 88807 | TJK2023LA/TX-007 | Yucca pallida McKelvey | Texas, United States | NA | | | 2023 | COLLECTED | 11/27/2023 | Glen Rose, Texas: Parkview Dr, about 400 feet north of U.S. Highway 67. | 32.24980000, -97.73500000 | 207 | Nice remnant savannah, native grasses with intact woody mottes. Incomplete residential development, but building appears to be commencing again. Slope: less than 5%. Aspect: South-southwest. Elevation: 679 feet. | Wild material | | 2159190 | NA 88807 |
| 50 | NA 88808 | TJK2023LA/TX-008 | Yucca pallida McKelvey | Texas, United States | NA | | | 2023 | COLLECTED | 11/27/2023 | FM (farm-to-market road) 112, just west of Highway 281. | 31.85250000, -98.11150000 | 377 | Rich roadside strip between fence line and dirt road. Slope: 8%. Aspect: Southeast. Elevation: 1238 feet. | Wild material | | 2159191 | NA 88808 |
| 51 | NA 74274 | NA 74274 | Yucca filamentosa L. | | NA | | Not Available | 2023 | | | | | | | Uncertain improvement status | Full name as recorded at U.S. National Arboretum: Yucca filamentosa. Plant found living in HG-NA during 2004 inventory, then also found on former curator, J. Walker's, inv. spreadsheet. Form received: unknown propagule type. | 2149972 | NA 74274 |
| 52 | W6 61041 | CA650-145 | Yucca brevifolia Engelm. | California, United States | W6 |  | | 2023 | | | | | | | Wild material | | 2142680 | W6 61041 |
| 53 | W6 61044 | CA930-1002 | Yucca brevifolia Engelm. | California, United States | W6 |  | | 2023 | | | | | | | Wild material | | 2142683 | W6 61044 |
| 54 | W6 59840 | NV052-899 | Yucca brevifolia Engelm. | Nevada, United States | W6 | | | 2021 | | | | | | | Wild material | | 2132422 | W6 59840 |
| 55 | W6 59865 | NV052-928 | Yucca brevifolia Engelm. | Nevada, United States | W6 |  | | 2021 | | | | | | | Wild material | Cream flowers; tree-like; large pods with black seeds | 2132444 | W6 59865 |
| 56 | W6 59866 | NV052-929 | Yucca brevifolia Engelm. | Nevada, United States | W6 |  | | 2021 | | | | | | | Wild material | | 2132445 | W6 59866 |
| 57 | W6 58355 | CA930A-915 | Yucca brevifolia Engelm. | California, United States | W6 | | | 2020 | | | | | | | Wild material | | 2109918 | W6 58355 |
| 58 | W6 58422 | NV052-782 | Yucca brevifolia Engelm. | Nevada, United States | W6 | | | 2020 | | | | | | | Wild material | Flowers cream colored, leaves spine tipped | 2109985 | W6 58422 |
| 59 | W6 58424 | NV052-784 | Yucca brevifolia Engelm. | Nevada, United States | W6 | | | 2020 | | | | | | | Wild material | cream flowers with yellow stamens, spine tipped leaves, tree-like | 2109987 | W6 58424 |
| 60 | W6 58059 | CA660-27 | Yucca brevifolia Engelm. | California, United States | W6 | | | 2020 | | | | | | | Wild material | Trees between 6 and 20 feet high with dark green, spine tipped leaves with expanded bases that grow in rosettes at the tips of stems that branch above ground. | 2107462 | W6 58059 |
| 61 | W6 57683 | NM050-4 | Yucca elata Engelm. | New Mexico, United States | W6 | | | 2020 | | | | | | | Wild material | SOS 92nd Shipment | 2104981 | W6 57683 |
| 62 | W6 57711 | NM930-503 | Yucca elata Engelm. | New Mexico, United States | W6 | | | 2020 | | | | | | | Wild material | SOS 92nd Shipment | 2105009 | W6 57711 |
| 63 | W6 57713 | NM930-505 | Yucca campestris McKelvey | New Mexico, United States | W6 | | | 2020 | | | | | | | Wild material | SOS 92nd Shipment | 2105011 | W6 57713 |
| 64 | NA 85604 | PCCNCTX18-078 | Yucca pallida McKelvey | Texas, United States | NA | | Not Available | 2019 | COLLECTED | 08/30/2018 | Burnett County; ; Highway 2657 near Oakalla. | 30.98515000, -97.92023000 | 280 | Roadside, limestone embankment. | | 500 seeds collected and voucher collected; photographed. | 2109035 | NA 85604 |
| 65 | NA 85607 | PCCNCTX18-116 | Yucca necopina Shinners | Texas, United States | NA | | Not Available | 2019 | COLLECTED | 09/02/2018 | Somervell County; ; High Hope Ranch. | 32.18868000, -97.80335000 | 261 | Open pasture. Red clay loam soil. | | 650 seeds collected and voucher collected; photographed. | 2109036 | NA 85607 |
| 66 | NA 85563 | PCCNCTX18-055 | Yucca constricta Buckley | Texas, United States | NA | | Not Available | 2018 | COLLECTED | 08/29/2018 | Gillespie County; ; Early Morning Ranch. | 30.31153000, -99.96563000 | 542 | Grazed pasture, short grass prairie. Sandy loam soil. | | 200 seeds collected and voucher collected; photographed. | 2109013 | NA 85563 |
| 67 | NA 85592 | NA 85592 | Yucca arkansana Trel. subsp. louisianensis (Trel.) Hochstätter | | NA | | Not Available | 2018 | | | | | | | Wild material | Full name as recorded at U.S. National Arboretum: Yucca arkansana subsp. louisianensis. | 2154275 | NA 85592 |
| 68 | W6 55166 | CA650-131 | Yucca brevifolia Engelm. | California, United States | W6 |  | | 2018 | | | | | | | Wild material | Yucca brevifolia | 1967718 | W6 55166 |
| 69 | WLP 2000 | PCCNCTX18-132 | Yucca arkansana Trel. subsp. louisianensis (Trel.) Hochstätter | Texas, United States | NA | | Not Available | 2018 | COLLECTED | 09/06/2018 | Grimes County; ; Highway 90 south of Anderson, Texas. | 30.45071000, -96.02705000 | 85 | Sandstone outcropping, roadside in full sun. Sandstone/sand soil. | | 1060 seeds collected and voucher collected; photographed. | 2109033 | WLP 2000 |
| 70 | W6 55008 | NV052-704 | Yucca brevifolia Engelm. | Nevada, United States | W6 |  | | 2018 | | | | | | | Wild material | Yucca brevifolia | 1966235 | W6 55008 |
| 71 | W6 55013 | NV052-714 | Yucca schidigera Roezl ex Ortgies | Nevada, United States | W6 |  | | 2018 | | | | | | | Wild material | Yucca schidigera | 1966240 | W6 55013 |
| 72 | W6 55018 | NV052-721 | Yucca schidigera Roezl ex Ortgies | Nevada, United States | W6 |  | | 2018 | | | | | | | Wild material | Yucca schidigera | 1966245 | W6 55018 |
| 73 | W6 54458 | NV052-645 | Yucca baccata Torr. | Nevada, United States | W6 | | | 2018 | | | | | | | Wild material | Yucca baccata | 1965175 | W6 54458 |
| 74 | W6 54459 | NV052-646 | Yucca schidigera Roezl ex Ortgies | Nevada, United States | W6 | | | 2018 | | | | | | | Wild material | Yucca schidigera | 1965176 | W6 54459 |
| 75 | W6 53681 | CA690-97 | Yucca brevifolia Engelm. | California, United States | W6 |  | | 2018 | | | | | | | Wild material | | 1964259 | W6 53681 |
| 76 | NA 85113 | 'Yellow Striper' | Yucca flaccida Haw. | | NA | | Not Available | 2018 | | | | | | | Cultivar | Full name as recorded at U.S. National Arboretum: Yucca flaccida 'Yellow Striper'. | 2154039 | NA 85113 |
| 77 | NA 85114 | 'Variegata' | Yucca gloriosa L. var. gloriosa | | NA | | Not Available | 2018 | | | | | | | Cultivar | Full name as recorded at U.S. National Arboretum: Yucca x gloriosa var. gloriosa 'Variegata'. | 2157845 | NA 85114 |
| 78 | W6 52648 | CA930A-553 | Yucca schidigera Roezl ex Ortgies | California, United States | W6 | | | 2017 | | | | | | | Wild material | | 1948969 | W6 52648 |
| 79 | W6 52554 | NV052-579 | Yucca schidigera Roezl ex Ortgies | Nevada, United States | W6 |  | | 2017 | | | | | | | Wild material | | 1948809 | W6 52554 |
| 80 | W6 52172 | NV052-571 | Yucca brevifolia Engelm. | Nevada, United States | W6 | | | 2017 | | | | | | | Wild material | | 1947307 | W6 52172 |
| 81 | W6 52173 | NV052-572 | Yucca schidigera Roezl ex Ortgies | Nevada, United States | W6 | | | 2017 | | | | | | | Wild material | | 1947308 | W6 52173 |
| 82 | W6 52174 | NV052-573 | Yucca brevifolia Engelm. | Nevada, United States | W6 | | | 2017 | | | | | | | Wild material | | 1947309 | W6 52174 |
| 83 | W6 49325 | NV052-454 | Yucca brevifolia Engelm. | United States | W6 |  | | 2015 | | | | | | | Wild material | | 1925343 | W6 49325 |
| 84 | W6 49326 | NV052-456 | Yucca brevifolia Engelm. | California, United States | W6 |  | | 2015 | | | | | | | Wild material | | 1925344 | W6 49326 |
| 85 | W6 49096 | UT931-601 | Yucca angustissima Engelm. ex Trel. var. kanabensis (McKelvey) Reveal | Utah, United States | W6 |  | | 2015 | | | | | | | Wild material | | 1923985 | W6 49096 |
| 86 | W6 48655 | CA930A-290 | Yucca brevifolia Engelm. | United States | W6 |  | | 2014 | | | | | | | Wild material | | 1922087 | W6 48655 |
| 87 | W6 48656 | CA930A-300 | Yucca brevifolia Engelm. | United States | W6 |  | | 2014 | | | | | | | Wild material | | 1922088 | W6 48656 |
| 88 | W6 48657 | CA930A-272 | Yucca schidigera Roezl ex Ortgies | United States | W6 |  | Not Available | 2014 | | | | | | | Wild material | | 1922089 | W6 48657 |
| 89 | W6 48658 | CA930A-297 | Yucca schidigera Roezl ex Ortgies | United States | W6 |  | | 2014 | | | | | | | Wild material | | 1922090 | W6 48658 |
| 90 | W6 48659 | NV052-534 | Yucca schidigera Roezl ex Ortgies | United States | W6 |  | | 2014 | | | | | | | Wild material | | 1922091 | W6 48659 |
| 91 | W6 48480 | NV052-455 | Yucca brevifolia Engelm. | United States | W6 |  | | 2014 | | | | | | | Wild material | | 1921678 | W6 48480 |
| 92 | W6 48481 | NV052-457 | Yucca brevifolia Engelm. | United States | W6 |  | | 2014 | | | | | | | Wild material | | 1921679 | W6 48481 |
| 93 | W6 47767 | WY932A-143 | Yucca glauca Nutt. | United States | W6 |  | | 2014 | | | | | | | Wild material | | 1919652 | W6 47767 |
| 94 | W6 47556 | WY050-44 | Yucca glauca Nutt. | Wyoming, United States | W6 |  | | 2014 | | | | | | | Wild material | | 1918458 | W6 47556 |
| 95 | W6 47234 | CA650-45 | Yucca brevifolia Engelm. | California, United States | W6 |  | | 2014 | | | | | | | Wild material | | 1916968 | W6 47234 |
| 96 | PARL 208 | PARL 208 | Yucca sp. | | PARL | | Not Available | 2013 | | | | | | | | | 1909738 | PARL 208 |
| 97 | PARL 214 | PARL 214 | Yucca sp. | | PARL | | Not Available | 2013 | | | | | | | | | 1909739 | PARL 214 |
| 98 | PARL 438 | PARL 438 CT | Yucca schottii Engelm. | | PARL | | Not Available | 2013 | | | | | | | | | 1909754 | PARL 438 |
| 99 | W6 42952 | MSB284655 | Yucca constricta Buckley | Texas, United States | W6 |  | | 2011 | | | | | | | Wild material | | 1895401 | W6 42952 |
| 100 | W6 42953 | MSB286408 | Yucca pallida McKelvey | Texas, United States | W6 |  | | 2011 | | | | | | | Wild material | | 1895402 | W6 42953 |
| 101 | W6 42701 | NM930-116 | Yucca elata Engelm. | New Mexico, United States | W6 |  | | 2011 | | | | | | | Wild material | | 1893597 | W6 42701 |
| 102 | W6 42702 | NM930-135 | Yucca elata Engelm. | New Mexico, United States | W6 | | | 2011 | | | | | | | Wild material | | 1893598 | W6 42702 |
| 103 | W6 42703 | NM930-138 | Yucca elata Engelm. | New Mexico, United States | W6 |  | | 2011 | | | | | | | Wild material | | 1893599 | W6 42703 |
| 104 | W6 42329 | YUEL-SOS-UAH-22-10 | Yucca elata Engelm. | United States | PARL |  | Not Available | 2011 | COLLECTED | PRE 09/2011 | | | | | Wild material | | 1889679 | W6 42329 |
| 105 | W6 42330 | YUEL-SOS-UAH-29-10 | Yucca elata Engelm. | United States | PARL |  | Not Available | 2011 | COLLECTED | PRE 09/2011 | | | | | Wild material | | 1889680 | W6 42330 |
| 106 | W6 42331 | YUEL-SOS-UAH-37-10 | Yucca elata Engelm. | United States | PARL |  | Not Available | 2011 | COLLECTED | PRE 09/2011 | | | | | Wild material | | 1889681 | W6 42331 |
| 107 | W6 39719 | NM030-097 | Yucca baileyi Wooton & Standl. | New Mexico, United States | W6 |  | | 2010 | | | | | | | Wild material | | 1849590 | W6 39719 |
| 108 | NSL 477649 | LBJWC-1341 | Yucca baccata Torr. | New Mexico, United States | W6 | | Not Available | 2010 | | | | | | | Wild material | | 1885355 | NSL 477649 |
| 109 | W6 39218 | YUCA-SOS-NM930-80-09 | Yucca campestris McKelvey | United States | PARL |  | Not Available | 2010 | COLLECTED | NEAR 2009 | | | | . | Wild material | | 1842632 | W6 39218 |
| 110 | NA 79264 | 'Bright Edge' | Yucca filamentosa L. | | NA | | Not Available | 2010 | | | | | | | Cultivar | Full name as recorded at U.S. National Arboretum: Yucca filamentosa 'Bright Edge'. | 2151707 | NA 79264 |
| 111 | NA 79265 | 'Color Guard' | Yucca filamentosa L. | | NA | | Not Available | 2010 | | | | | | | Cultivar | Full name as recorded at U.S. National Arboretum: Yucca filamentosa 'Color Guard'. | 2151708 | NA 79265 |
| 112 | W6 37572 | YUGL-SOS-CO932-199-09 | Yucca glauca Nutt. | United States | PARL |  | Not Available | 2010 | COLLECTED | NEAR 2009 | | | | | Wild material | | 1833697 | W6 37572 |
| 113 | PARL 857 | PARL 857 | Yucca rupicola Scheele | Texas, United States | PARL | | Not Available | 2010 | COLLECTED | 11/17/2009 | The seeds were collected at Fort Worth, Tarrant County, Texas. The plants were located west of downtown near the intersection of 30 and US 183 at the intersection of Greenoaks Road and Ridgemar Blvd. | 32.44730000, 97.25940000 | 208 | The plants favor both rocky limestone hillsides and grassy flats. The site is a prairie remnant on urbanland unaltered by construction. It is shallow to very shallow and gently sloping to sloping (1 to 3%) on convex ridgetops underlain by fractured limestone. The plant community is a prairie of mid and tall grasses interspersed with an abundance of forbs. | Wild material | This accession has narrow, undulate, olive-green leaves that twist as they age. The leaf margins can be yellow, orange or red, with sharp teeth. Twist leaf yucca will grow in sun or partial shade, and is useful for planting on problem sites such as rocky slopes or sites with poor dry soil over rock. | 1834080 | PARL 857 |
| 114 | W6 36929 | YUBR-SOS-CA650-03-09 | Yucca brevifolia Engelm. | United States | PARL |  | Not Available | 2009 | COLLECTED | 2009 | | | | | Wild material | | 1827234 | W6 36929 |
| 115 | NSL 465168 | LBJWC-1268 | Yucca treculeana Carrière | Texas, United States | W6 | | Not Available | 2009 | | | | | | | Wild material | | 1815305 | NSL 465168 |
| 116 | NA 78783 | 'Hinvargas' | Yucca gloriosa L. var. recurvifolia (Salisb.) Engelm. | | NA | | Not Available | 2009 | | | | | | | Cultivar | Full name as recorded at U.S. National Arboretum: Yucca x gloriosa var. recurvifolia 'Hinvargas' MARGARITAVILLE. Acquired at the 2009 MANTS (Mid-Atlantic Nursery Trade Show) in Baltimore, Maryland. | 2157077 | NA 78783 |
| 117 | W6 35303 | WY930-5 | Yucca glauca Nutt. | United States | PARL |  | Not Available | 2009 | COLLECTED | 08/15/2007 | | | | Plains grassland, Soil:Clay, khaki | Wild material | | 1802279 | W6 35303 |
| 118 | NA 77898 | 'Hairy' | Yucca filamentosa L. | | NA | | Not Available | 2009 | | | | | | | Cultivar | Full name as recorded at U.S. National Arboretum: Yucca filamentosa 'Hairy'. | 2151142 | NA 77898 |
| 119 | NSL 462015 | LBJWC-1196 | Yucca campestris McKelvey | Texas, United States | W6 | | Not Available | 2008 | | | | | | | Wild material | | 1812169 | NSL 462015 |
| 120 | WLP 1945 | RL 07065 | Yucca aloifolia L. | Florida, United States | NA | | Not Available | 2008 | COLLECTED | | Florida: Lake County, Ocala National Forest, along edge of road near Alexander Springs Recreation Area | | | sand pine scrub | | | 1922681 | WLP 1945 |
| 121 | NSL 454599 | LBJWC-1074 | Yucca thompsoniana Trel. | Texas, United States | W6 | | Not Available | 2008 | | | | | | | Wild material | | 1752405 | NSL 454599 |
| 122 | NSL 454603 | LBJWC-1103 | Yucca rupicola Scheele | Texas, United States | W6 | | | 2008 | | | | | | | Wild material | | 1751770 | NSL 454603 |
| 123 | NSL 454607 | LBJWC-1110 | Yucca faxoniana Sarg. | Texas, United States | W6 | | Not Available | 2008 | | | | | | | Wild material | | 1752409 | NSL 454607 |
| 124 | W6 32568 | YUEL-SOSAZ-930-0117R-05 | Yucca elata Engelm. | United States | PARL |  | Not Available | 2007 | COLLECTED | PRE 10/26/2007 | | | | | Wild material | | 1740317 | W6 32568 |
| 125 | NA 77905 | NA 77905 | Yucca elata Engelm. | | NA | | Not Available | 2007 | | | | | | | Cultivated material | Full name as recorded at U.S. National Arboretum: Yucca elata. Bradley Evans believes this to be Y. elata and definitely not Y. brevifolia; needs more research. [Checked in April 2023; these do seem to key as Y. elata based on vegetative features. -SBL] | 2151144 | NA 77905 |
| 126 | NSL 448113 | LBJWC-MLE-028 | Yucca arkansana Trel. subsp. louisianensis (Trel.) Hochstätter | | W6 | | Not Available | 2006 | | | | | | | Wild material | | 1719675 | NSL 448113 |
| 127 | NSL 448109 | LBJWC-MLE-035 | Yucca reverchonii Trel. | | W6 | | Not Available | 2006 | | | | | | | Wild material | | 1719512 | NSL 448109 |
| 128 | NA 76047 | DE.015-2006 | Yucca sp. | Delaware, United States | NA | | Not Available | 2006 | COLLECTED | 10/18/2006 | Delaware, Sussex County, Cape Henlopen State Park | 36.79372000, -75.09097000 | | Coastal dune, woodland edge | Wild material | | 1777725 | NA 76047 |
| 129 | TARS 64 | Spanish Bayonet | Yucca aloifolia L. | | MAY |  | | 2005 | | | | | | | | | 1678122 | TARS 64 |
| 130 | PARL 787 | PARL 787 | Yucca rupicola Scheele | Texas, United States | PARL | | Not Available | 2005 | COLLECTED | 10/2004 | Ten miles east of Ozona | | | | Wild material | Black seed | 1676164 | PARL 787 |
| 131 | W6 27129 | 195465 | Yucca baileyi Wooton & Standl. | United States | PARL |  | Not Available | 2005 | COLLECTED | 07/07/2003 | | | 1442 | Associated with Ephedra viridis, Cryptantha sp and Stipa hymenoides. | Wild material | Succulent 0.9-1.2 meters tall. | 1674164 | W6 27129 |
| 132 | W6 27253 | 202033 | Yucca angustissima Engelm. ex Trel. | United States | PARL |  | Not Available | 2005 | COLLECTED | 08/07/2003 | | | 1737 | Associated with Juniperus osteosperma, Pinus edulis, Artemisia tridentata, Artemisia filifolia, Linum aristatum, Sphaeralcea parviflora, Chrysothamnus nauseosus and Stipa hymenoides. | Wild material | Shrub 1.5-1.8 meters tall. | 1674287 | W6 27253 |
| 133 | PARL 210 | PARL 210 | Yucca sp. | Utah, United States | PARL | | Not Available | 2001 | COLLECTED | 09/2001 | | | | | | | 1812241 | PARL 210 |
| 134 | PARL 211 | PARL 211 | Yucca sp. | Arizona, United States | PARL | | Not Available | 2001 | COLLECTED | 09/2001 | | | | | | | 1812242 | PARL 211 |
| 135 | W6 16665 | SS-3041 | Yucca glauca Nutt. | North Dakota, United States | PARL | | Not Available | 1995 | COLLECTED | 09/1993 | Morton County. Prairie at Nigren Dam about 15 miles southwest of St. Anthony. | 46.00000000, -101.00000000 | 0 | Wild. | Wild material | Donald D. Saufferer located this accession in Morton County, North Dakota. | 1484086 | W6 16665 |
| 136 | W6 14995 | W6 14995 | Yucca glauca Nutt. | Nebraska, United States | PARL | | Not Available | 1994 | COLLECTED | | 1 mile N of Lake McConaughy, NE | | | | Wild material | | 1069773 | W6 14995 |
| 137 | W6 14996 | W6 14996 | Yucca glauca Nutt. | Colorado, United States | PARL | | Not Available | 1994 | COLLECTED | | Wray, Colorado | | | | Wild material | | 1069775 | W6 14996 |
| 138 | W6 14997 | W6 14997 | Yucca glauca Nutt. | Colorado, United States | PARL | | Not Available | 1994 | COLLECTED | | North of Golden, Colorado in 1967 | | | | Wild material | | 1069782 | W6 14997 |
| 139 | W6 14998 | V71-1 | Yucca glauca Nutt. | Wyoming, United States | PARL | | Not Available | 1994 | COLLECTED | | Pryor Mts. North of Lovell, Wyoming. A race with white flowers and more glaucous foliage than type found in plains. | | | | Wild material | | 1069783 | W6 14998 |
| 140 | NA 67199 | NA 67199 | Yucca filamentosa L. | | NA | | Not Available | 1992 | | | | | | | | | 1953569 | NA 67199 |
| 141 | MIA 25239 | | Yucca aloifolia L. | Florida, United States | | | Historic | 1978 | COLLECTED | | | | | | Wild material | | 1091152 | MIA 25239 |
| 142 | NA 31990 | NA 31990 | Yucca flaccida Haw. | | NA | | Not Available | 1969 | | | | | | | Cultivated material | Full name as recorded at U.S. National Arboretum: Yucca flaccida. | 2144253 | NA 31990 |
| 143 | NA 26922 | NA 26922 | Yucca filamentosa L. | | NA | | Not Available | 1966 | | | | | | | Uncertain improvement status | Full name as recorded at U.S. National Arboretum: Yucca filamentosa. | 2144051 | NA 26922 |
| 144 | NA 25103 | NA 25103 | Yucca harrimaniae Trel. | | NA | | Not Available | 1964 | | | | | | | Wild material | Full name as recorded at U.S. National Arboretum: Yucca harrimaniae. 3 plants from collected seed that germinated. | 2143992 | NA 25103 |