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CCDB → Angiosperms → Compositae → Helianthus → Helianthus debilis subsp. debilis
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Helianthus debilis subsp. debilis | Helianthus debilis Nutt. | 1VI+14II(10) | Asteracea | Heiser 1961 Evolution | ||
| Helianthus debilis subsp. debilis | Helianthus debilis Nutt. | 17(1) | Asteracea | Sossey-Alaoui, K. et al. 1998 Theor. Appl. Genet. | |||
| ! | Helianthus debilis subsp. debilis | Helianthus debilis Nutt. | 15-17II+0-4I(2) | Asteracea | Heiser 1965 Ann. Missouri Bot. Gard. | ||
| Helianthus debilis subsp. debilis | Helianthus debilis Nutt. | 17 | IPCN online | Chandler, J. M., C. C. Jan & B. H. Beard. 1986. Chromosomal differentiation among the annual Helianthus species. Syst. Bot. 11: 354–371. | |||
| Helianthus debilis subsp. debilis | Helianthus debilis Nutt. | 34 | eFlora | ||||
| ! | Helianthus debilis subsp. debilis | Helianthus debilis Nutt. | 17 | Cave1956 | Heiser b |