| 0 | DPRU 1491 | PI 124962 | Prunus mahaleb L. | Germany | | | Historic | 1014186 |
| 1 | DPRU 1492 | PI 125665 | Prunus mahaleb L. | Germany | | | Historic | 1014198 |
| 2 | DPRU 1493 | PI 134366 | Prunus mahaleb L. | Netherlands | | | Historic | 1014203 |
| 3 | PI 185797 | SELECTION FROM P.I. 125774 | Prunus avium (L.) L. | Maryland, United States | | | Historic | 1160313 |
| 4 | PI 613645 | A-3117 | Sesbania sesban (L.) Merr. | Sonora, Mexico | S9 | | | 1169272 |
| 5 | PI 277441 | RCRC 3966 | Wenzelia dolichophylla (Lauterb. & K. Schum.) Tanaka | Papua New Guinea | RIV |  | Not Available | 1207214 |
| 6 | PI 260727 | 'Beacon' | Malus sylvestris (L.) Mill. | Maryland, United States | | | Historic | 1563436 |
| 7 | PI 260728 | 'Hopa' | Malus hybr. | Maryland, United States | | | Historic | 1563437 |
| 8 | PI 193688 | DPRU 1491 | Prunus mahaleb L. | Germany | | | Historic | 1563966 |
| 9 | PI 193703 | DPRU 1493 | Prunus mahaleb L. | Netherlands | | | Historic | 1563968 |
| 10 | PI 194098 | DPRU 419 | Prunus mahaleb L. | Former, Soviet Union | DAV | | | 1563969 |
| 11 | PI 194099 | DPRU 1495 | Prunus mahaleb L. | Unknown | | | Historic | 1563970 |
| 12 | PI 261847 | | Aleurites moluccanus (L.) Willd. | Maryland, United States | | | Historic | 1566771 |
| 13 | PI 261848 | | Buxus sempervirens L. | Maryland, United States | | | Historic | 1566772 |
| 14 | PI 261849 | | Buxus spp. | Maryland, United States | | | Historic | 1566773 |
| 15 | PI 218231 | (M. acuminata var. subcordata × M. acuminata) | Magnolia acuminata (L.) L. | District of Columbia, United States | | | Historic | 1568630 |
| 16 | PI 241344 | Common Foxglove | Digitalis purpurea L. | United States | NE9 | | Not Available | 1606066 |
| 17 | PI 185796 | | Prunus avium (L.) L. | Maryland, United States | | | Historic | 1667050 |
| 18 | PI 186234 | | Cercis hybr. | Maryland, United States | | | Historic | 1667268 |
| 19 | PI 186235 | | Cercis hybr. | Maryland, United States | | | Historic | 1667269 |
| 20 | PI 186236 | | Cercis hybr. | Maryland, United States | | | Historic | 1667270 |
| 21 | PI 186939 | Bell No. 36856 | Prunus avium (L.) L. | Maryland, United States | | | Historic | 1667963 |
| 22 | PI 186940 | Bell No. 36854 | Prunus avium (L.) L. | Maryland, United States | | | Historic | 1667964 |
| 23 | PI 186941 | C4-5-10 | Prunus avium (L.) L. | Maryland, United States | | | Historic | 1667965 |
| 24 | PI 186942 | C4-6-18 | Prunus avium (L.) L. | Maryland, United States | | | Historic | 1667966 |
| 25 | PI 186943 | C4-3-1 | Prunus avium (L.) L. | Maryland, United States | | | Historic | 1667967 |
| 26 | PI 186944 | C4-3-31 | Prunus avium (L.) L. | Maryland, United States | | | Historic | 1667968 |
| 27 | PI 187302 | | Solanum quitoense Lam. | Maryland, United States | | | Historic | 1668299 |
| 28 | PI 193687 | PI 124927 Seedling Selection | Prunus mahaleb L. | Maryland, United States | | | Historic | 1671016 |
| 29 | PI 193689 | PI 124963 Seedling Selection | Prunus mahaleb L. | Maryland, United States | | | Historic | 1671017 |
| 30 | PI 193690 | PI 124235 Seedling Selection | Prunus mahaleb L. | Maryland, United States | | | Historic | 1671018 |
| 31 | PI 193691 | PI 125258 Seedling Selection | Prunus mahaleb L. | Maryland, United States | | | Historic | 1671019 |
| 32 | PI 193692 | PI 125559 Seedling Selection | Prunus mahaleb L. | Maryland, United States | | | Historic | 1671020 |
| 33 | PI 193694 | PI 125666 Seedling Selection | Prunus mahaleb L. | Maryland, United States | | | Historic | 1671021 |
| 34 | PI 193695 | PI 125775 Seedling Selection | Prunus mahaleb L. | Maryland, United States | | | Historic | 1671022 |
| 35 | PI 193696 | PI 126528 Seedling Selection | Prunus mahaleb L. | Maryland, United States | | | Historic | 1671023 |
| 36 | PI 193697 | PI 126529 Seedling Selection | Prunus mahaleb L. | Maryland, United States | | | Historic | 1671024 |
| 37 | PI 193698 | PI 133059 Seedling Selection | Prunus mahaleb L. | Maryland, United States | | | Historic | 1671025 |
| 38 | PI 193700 | PI 134013 Seedling Selection | Prunus mahaleb L. | Maryland, United States | | | Historic | 1671026 |
| 39 | PI 279700 | Col. No. 18957 | Schkuhria pinnata (Lam.) Kuntze ex Thell. var. wislizeni (A. Gray) B. L. Turner | Maryland, United States | | | Historic | 1684773 |
| 40 | PI 279701 | Col. No. 19586 | Sesbania spp. | Maryland, United States | | | Historic | 1684774 |
| 41 | PI 279718 | CD 32936 | Lunaria annua L. | Maryland, United States | | | Historic | 1684811 |
| 42 | PI 279722 | NU 40914 | Salvia texana (Scheele) Torr. | Maryland, United States | | | Historic | 1684812 |
| 43 | PI 279719 | Col. No. 740 | Marshallia caespitosa Nutt. ex DC. | Maryland, United States | | | Historic | 1684813 |
| 44 | PI 279723 | Col. No. 706 | Selenia grandis R. F. Martin | Maryland, United States | | | Historic | 1684814 |
| 45 | PI 277443 | B-52424 | Plantago lanceolata L. | Maryland, United States | W6 | | | 1705953 |
| 46 | PI 277445 | B-49957 | Plantago ovata Forssk. | Maryland, United States | W6 | | Not Available | 1705954 |
| 47 | PI 277447 | Kartoona | Plantago ovata Forssk. | Egypt | | | Historic | 1705955 |
| 48 | PI 277449 | B-52525 | Plantago ovata Forssk. | Maryland, United States | W6 | | | 1705956 |
| 49 | PI 277451 | B-52173 | Plantago arenaria Waldst. & Kit. | Maryland, United States | W6 | | | 1705957 |
| 50 | PI 277452 | B-51672 | Plantago spp. | Iran | W6 | | Not Available | 1705958 |
| 51 | PI 277453 | B-52171 | Plantago spp. | Arizona, United States | W6 | | | 1705959 |
| 52 | PI 277455 | B-52175 | Plantago spp. | Arizona, United States | W6 | | Not Available | 1705960 |
| 53 | PI 320532 | Selection 2 (from PI 274797) | Camellia japonica L. | Maryland, United States | | | Historic | 1712650 |
| 54 | PI 214367 | Citrus sp. O.P. Sdlg. (Papeda type) | Citrus spp. | Assam, India | RIV | | | 1740219 |
| 55 | PI 109702 | 'Pink' | Citrus maxima (Burm.) Merr. | Jawa, Indonesia | RIV | | | 1750207 |
| 56 | PI 77313 NA 1190 | 'Umineko' | Prunus hybr. | England, United Kingdom | NA | | Not Available | 2191313 |