| Site | Accessions | Countries | Genera | Species |
|---|---|---|---|---|
| C.M. Rick Tomato Genetics Resource Center ( TGRC) | 3461 | 25 | 1 | 19 |
| Clover collection ( CLO) | 241 | 30 | 1 | 116 |
| Cotton Collection ( COT) | 9385 | 124 | 1 | 41 |
| Desert Legume Program ( DLEG) | 2601 | 56 | 201 | 1281 |
| Forest Service National Seed Lab ( NTSL) | 131 | 2 | 2 | 6 |
| Maize Genetic Stock Center ( GSZE) | 5481 | 2 | 1 | 1 |
| National Arboretum ( NA) | 3541 | 54 | 433 | 1458 |
| National Arctic Plant Genetic Resources Unit ( PALM) | 429 | 34 | 41 | 134 |
| National Arid Land Plant Genetic Resources Unit ( PARL) | 1289 | 36 | 19 | 144 |
| National Center for Genetic Resources Preservation ( NSSL) | 18884 | 103 | 231 | 555 |
| National Germplasm Resources Laboratory ( NGRL) | 39 | 1 | 7 | 10 |
| National Small Grains Collection ( NSGC) | 135466 | 171 | 16 | 150 |
| Natl. Germplasm Repository - Brownwood ( BRW) | 3898 | 4 | 2 | 24 |
| Natl. Germplasm Repository - Corvallis ( COR) | 14429 | 96 | 71 | 823 |
| Natl. Germplasm Repository - Davis ( DAV) | 6782 | 87 | 22 | 238 |
| Natl. Germplasm Repository - Geneva ( GEN) | 8580 | 61 | 5 | 100 |
| Natl. Germplasm Repository - Hilo ( HILO) | 879 | 50 | 25 | 82 |
| Natl. Germplasm Repository - Mayaguez ( MAY) | 922 | 54 | 257 | 419 |
| Natl. Germplasm Repository - Miami ( MIA) | 4832 | 97 | 318 | 748 |
| Natl. Germplasm Repository - Riverside ( RIV) | 1474 | 48 | 41 | 166 |
| Nicotiana Collection ( TOB) | 2135 | 68 | 1 | 66 |
| North Central Regional PI Station ( NC7) | 50416 | 182 | 342 | 1909 |
| Northeast Regional PI Station ( NE9) | 12462 | 126 | 29 | 198 |
| Ornamental Plant Germplasm Center ( OPGC) | 3148 | 70 | 199 | 920 |
| Pea Genetic Stock Collection ( GSPI) | 513 | 3 | 1 | 2 |
| Plant Germplasm Quarantine Program ( PGQO) | 1798 | 64 | 29 | 120 |
| Potato Germplasm Introduction Station ( NR6) | 5657 | 40 | 1 | 151 |
| Rice Genetic Stock Center ( GSOR) | 23090 | 112 | 1 | 11 |
| Southern Regional PI Station ( S9) | 89533 | 190 | 252 | 1530 |
| Soybean Collection ( SOY) | 21093 | 94 | 1 | 22 |
| Western Regional PI Station ( W6) | 80395 | 167 | 750 | 3776 |
| ======== | ||||
| Total | 512984 | N.A. | ||
N.A. - Not appropriate for summation since same genera, species and countries recorded multiple times.