CCDB is a community resource. If you are aware of any missing data or if any of the counts are erroneous, please submit new counts, or report erroneous counts.
CCDB → Angiosperms → Compositae → Silphium → Silphium pinnatifidum Elliott
Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
! | Silphium pinnatifidum Elliott | Silphium terebinthinaceum var. pinnatifidum (Elliott) A. Gray | 14 | IPCN67-71 | SETTLE, w. J. 1967. The chromosome morphology in the genus Silphium (Compositae). Ohio Jour. Sci. 67: 10-19. | ||
! | Silphium pinnatifidum Elliott | Silphium terebinthinaceum var. pinnatifidum (Elliott) A. Gray | 14 | Fedorov, 1974 | Fisher T. R., Cruden 1962 | ||
! | Silphium pinnatifidum Elliott | Silphium terebinthinaceum var. pinnatifidum (Elliott) A. Gray | 7 | Cave1962 | Fisher & Cruden 1962 |