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CCDB → Angiosperms → Compositae → Silphium → Silphium simpsonii var. wrightii L. M. Perry
Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
! | Silphium simpsonii var. wrightii L. M. Perry | Silphium radula Nutt. | 14 | IPCN online | Zhao, Z. 1996. Documented chromosome numbers 1996:2. Miscellaneous U. S. A. and Mexican species, mostly Asteraceae. Sida 17(1): 259–263. |