| 0 | W6 59884 | NV052-947 | Isocoma acradenia (Greene) Greene | Nevada, United States | W6 | | | 2021 | | | | | | | Wild material | Stems erect, glabrous or scabrous. Leaves linear to obovate, entire or toothed, and glandular. Flowers yellow. Inflorescence in clusters of 4-5 flower heads. | 2132463 | W6 59884 |
| 1 | W6 58427 | NV052-788 | Isocoma acradenia (Greene) Greene var. acradenia | Nevada, United States | W6 | | | 2020 | | | | | | | Wild material | subshrub; leaves mostly entire, occasionally lobed; phyllary tips rounded | 2109990 | W6 58427 |
| 2 | W6 56922 | AZ930-399 | Isocoma tenuisecta Greene | Arizona, United States | W6 |  | | 2019 | | | | | | | Wild material | | 2096869 | W6 56922 |
| 3 | W6 56928 | AZ930-405 | Isocoma tenuisecta Greene | Arizona, United States | W6 |  | | 2019 | | | | | | | Wild material | | 2096875 | W6 56928 |
| 4 | W6 56957 | AZ930-434 | Isocoma tenuisecta Greene | Arizona, United States | W6 |  | | 2019 | | | | | | | Wild material | | 2096904 | W6 56957 |
| 5 | W6 56827 | NM030-102 | Isocoma pluriflora (Torr. & A. Gray) Greene | New Mexico, United States | W6 |  | | 2019 | | | | | | | Wild material | | 2094633 | W6 56827 |
| 6 | W6 55701 | CA190B-122 | Isocoma menziesii (Hook. & Arn.) G. L. Nesom var. vernonioides (Nutt.) G. L. Nesom | California, United States | W6 |  | | 2018 | | | | | | | Wild material | Isocoma menziesii var. vernonioides | 1970412 | W6 55701 |
| 7 | W6 54398 | AZ040-238 | Isocoma tenuisecta Greene | Arizona, United States | W6 | | | 2018 | | | | | | | Wild material | Isocoma tenuisecta | 1965115 | W6 54398 |
| 8 | W6 54413 | AZ040-253 | Isocoma tenuisecta Greene | Arizona, United States | W6 | | | 2018 | | | | | | | Wild material | Isocoma tenuisecta | 1965130 | W6 54413 |
| 9 | W6 53783 | NM080-35 | Isocoma pluriflora (Torr. & A. Gray) Greene | New Mexico, United States | W6 |  | | 2018 | | | | | | | Wild material | | 1964361 | W6 53783 |
| 10 | W6 52606 | AZ040-226 | Isocoma tenuisecta Greene | Arizona, United States | W6 |  | Not Available | 2017 | | | | | | | Wild material | | 1948927 | W6 52606 |
| 11 | W6 52609 | AZ040-232 | Isocoma tenuisecta Greene | Arizona, United States | W6 |  | | 2017 | | | | | | | Wild material | | 1948930 | W6 52609 |
| 12 | W6 52154 | NM080-17 | Isocoma pluriflora (Torr. & A. Gray) Greene | New Mexico, United States | W6 | | | 2017 | | | | | | | Wild material | | 1947289 | W6 52154 |
| 13 | W6 51710 | AZ040-153 | Isocoma tenuisecta Greene | Arizona, United States | W6 | | | 2017 | | | | | | | Wild material | | 1943557 | W6 51710 |
| 14 | W6 50238 | CA690-69 | Isocoma acradenia (Greene) Greene var. acradenia | California, United States | W6 |  | Not Available | 2015 | | | | | | | Wild material | | 1927542 | W6 50238 |
| 15 | W6 47696 | AZ930-307 | Isocoma acradenia (Greene) Greene var. acradenia | Arizona, United States | W6 |  | | 2014 | | | | | | | Wild material | | 1919581 | W6 47696 |
| 16 | W6 47697 | AZ930-308 | Isocoma acradenia (Greene) Greene var. eremophila (Greene) G. L. Nesom | Arizona, United States | W6 |  | | 2014 | | | | | | | Wild material | | 1919582 | W6 47697 |
| 17 | W6 46858 | NM930N-73 | Isocoma pluriflora (Torr. & A. Gray) Greene | New Mexico, United States | W6 | | | 2013 | | | | | | | Wild material | | 1914421 | W6 46858 |
| 18 | W6 45534 | CA190B-58 | Isocoma menziesii (Hook. & Arn.) G. L. Nesom var. vernonioides (Nutt.) G. L. Nesom | California, United States | W6 |  | | 2013 | | | | | | | Wild material | | 1906737 | W6 45534 |
| 19 | W6 44384 | CA930C-139 | Isocoma menziesii (Hook. & Arn.) G. L. Nesom var. vernonioides (Nutt.) G. L. Nesom | California, United States | W6 |  | | 2012 | | | | | | | Wild material | | 1901291 | W6 44384 |
| 20 | W6 44385 | NM930-166 | Isocoma pluriflora (Torr. & A. Gray) Greene | New Mexico, United States | W6 |  | | 2012 | | | | | | | Wild material | | 1901183 | W6 44385 |
| 21 | W6 42579 | NM930-136 | Isocoma tenuisecta Greene | New Mexico, United States | W6 |  | | 2011 | | | | | | | Wild material | | 1893483 | W6 42579 |
| 22 | W6 33254 | AZ930-192 | Isocoma tenuisecta Greene | Arizona, United States | W6 |  | | 2008 | | | | | | | Wild material | | 1780178 | W6 33254 |
| 23 | W6 30053 | NV052-123 | Isocoma acradenia (Greene) Greene var. eremophila (Greene) G. L. Nesom | Nevada, United States | W6 |  | Not Available | 2007 | | | | | | | Wild material | | 1719122 | W6 30053 |
| 24 | W6 30347 | AZ930-43 | Isocoma tenuisecta Greene | Arizona, United States | W6 |  | | 2007 | | | | | | | Wild material | | 1719077 | W6 30347 |
| 25 | W6 26991 | GSENM-046 | Isocoma drummondii (Torr. & A. Gray) Greene | Utah, United States | W6 |  | Not Available | 2005 | | | | | | | Wild material | Forb 0.6-0.9 meters tall. | 1674028 | W6 26991 |