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CCDB → Angiosperms → Compositae → Helianthus → Helianthus cinereus Torr. & A. Gray
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Helianthus cinereus Torr. & A. Gray | Helianthus cinereus Torr. & A. Gray | 1VI+15II, 17II(6) | Asteracea | Jackson, R. C. & G. 1957a Amer. Midl. Naturalist |