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 → Heterotheca → Heterotheca sessiliflora (Nutt.) Shinners
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Heterotheca sessiliflora subsp. sessiliflora | Heterotheca sessiliflora (Nutt.) Shinners | 18(1) | Asteracea | Semple 2008 Botany | |||
| ! | Heterotheca sessiliflora (Nutt.) Shinners | Heterotheca sessiliflora (Nutt.) Shinners | 18,36 | eFlora | |||
| Heterotheca sessiliflora subsp. sessiliflora | Heterotheca sessiliflora (Nutt.) Shinners | 18 | eFlora |