| 0 | PI 296748 | | Adiantum aleuticum (Rupr.) Parris | Canada | | | Historic | 1964 | COLLECTED | | | | | | | | 1681735 | PI 296748 |
| 1 | PI 99500 | No. 2867 | Adiantum tenerum Sw. | Trinidad, Trinidad and Tobago | | | Historic | 1932 | COLLECTED | 02/16/1932 | | | | | | | 1786794 | PI 99500 |
| 2 | PI 99501 | No. 2672 | Adiantum trapeziforme L. | Martinique | | | Historic | 1932 | COLLECTED | 03/10/1932 | | | | | | | 1786795 | PI 99501 |
| 3 | NA 71596 | NA 71596 | Adiantum pedatum L. | | NA | | Not Available | 2023 | | | | | | | Uncertain improvement status | Full name as recorded at U.S. National Arboretum: Adiantum pedatum. Old plants found growing in Fern Valley | 2149011 | NA 71596 |
| 4 | NA 82136 | NA 82136 | Adiantum aleuticum (Rupr.) Parris | Ohio, United States | NA | | Not Available | 2014 | COLLECTED | 09/23/2014 | Arc of Appalachia Preserve System: Highlands Nature Sanctuary, Barrett's Rim Trail. | 39.21234000, -83.38432000 | | Woodland. | | | 1953241 | NA 82136 |
| 5 | NA 75628 | NA 75628 | Adiantum venustum D. Don | | NA | | Not Available | 2006 | | | | | | | Cultivated material | Full name as recorded at U.S. National Arboretum: Adiantum venustum. | 2150455 | NA 75628 |
| 6 | OPGC 98 | | Adiantum capillus-veneris L. | | | | Historic | 2002 | | | | | | | Wild material | | 1690076 | OPGC 98 |
| 7 | NA 70937 | NA 70937 | Adiantum aleuticum (Rupr.) Parris | Virginia, United States | NA | | Not Available | 2001 | COLLECTED | 05/16/2001 | Wintergreen Resort | | | | | | 1951827 | NA 70937 |
| 8 | NA 69957 | TS 99-019 | Adiantum davidii Franch. | Sichuan Sheng, China | | | Historic | 1999 | COLLECTED | 10/10/1999 | Dan Ba District, Nao Niv Forest District, Kuang Yong Gov Valley. | 30.57500000, 101.75083333 | 2920 | Plants growing in the shaded woods very close to the Kuang Yong River. 50 degree slope. Rocky, well-drained, rich soil. | Wild material | | 1593884 | NA 69957 |
| 9 | NA 67860 | QLG 229 | Adiantum capillus-veneris L. | Gansu Sheng, China | OPGC | | Not Available | 1996 | COLLECTED | 10/18/1996 | Xiao Long Shan Forest Bureau, Dang Chuan Forest Station, Mai Chao Gou | 34.30027778, 106.20027778 | 1640 | Steep slope 2m above path in rocks; 45% S slope; highly organic soils in thick layer between rocks; growing w/ Neillia sinensis, Cephalotaxus sinensis, Anemone hupehensis, Berberis, Betula, ferns, Viburnum, Quercus, and other herbaceous sp. | | 25-40 cm; multi-stemmed, deciduous herbaceous perennial plant with black stems and palmately compound leaves | 1579535 | NA 67860 |
| 10 | NA 68400 | NA 68400 | Adiantum capillus-veneris L. | | NA | | Not Available | 1996 | | | | | | | Cultivated material | Full name as recorded at U.S. National Arboretum: Adiantum capillus-veneris. | 2148122 | NA 68400 |
| 11 | NA 68401 | NA 68401 | Adiantum jordanii Müll. Hal. | | NA | | Not Available | 1996 | | | | | | | Cultivated material | Full name as recorded at U.S. National Arboretum: Adiantum jordanii. | 2148123 | NA 68401 |
| 12 | NA 51444 | NA 51444 | Adiantum pedatum L. | | NA | | Not Available | 1983 | | | | | | | Cultivated material | Full name as recorded at U.S. National Arboretum: Adiantum pedatum. | 2145569 | NA 51444 |
| 13 | NA 40553 | NA 40553 | Adiantum pedatum L. | | NA | | Not Available | 1977 | | | | | | | Uncertain improvement status | Full name as recorded at U.S. National Arboretum: Adiantum pedatum. | 2144803 | NA 40553 |
| 14 | NA 11860 | NA 11860 | Adiantum pedatum L. | | NA | | Not Available | 1958 | | | | | | | Uncertain improvement status | Full name as recorded at U.S. National Arboretum: Adiantum pedatum. Form received: unknown propagule type. | 2143480 | NA 11860 |
| 15 | MIA 28710 | | Adiantum sp. | | | | Historic | 1939 | | | | | | | | | 1096945 | MIA 28710 |