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CCDB → Angiosperms → Compositae → Heterotheca → Heterotheca psammophila B. Wagenkn.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Heterotheca psammophila B. Wagenkn. | Heterotheca subaxillaris subsp. latifolia (Buckley) Semple | 18 | IPCN online | Semple, J. C., J. G. Chmielewski & C. Xiang. 1992. Chromosome number determinations in fam. Compositae, tribe Astereae. IV. Additional reports and comments on the cytogeography and status of some species of Aster and Solidago. Rhodora 94: 48–62. | |||
| ! | Heterotheca psammophila B. Wagenkn. | Heterotheca subaxillaris subsp. latifolia (Buckley) Semple | 9 | IPCN75-78 | Kei.) in Semple 1977 |