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CCDB → Angiosperms → Compositae → Helenium → Helenium pinnatifidum (Schwein.) Rydb.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Helenium pinnatifidum (Schwein.) Rydb. | Helenium pinnatifidum (Schwein.) Rydb. | 16II, 17II(3, 1) | Asteracea | Grashoff et al. 1972 Brittonia | ||
| ! | Helenium pinnatifidum (Schwein.) Rydb. | Helenium pinnatifidum (Schwein.) Rydb. | 32, 34 | IPCN72 | GRASHOFF, J.L., M.W. BIERNER, & D.K. NORTHINGTON. 1972. Chromosome numbers in North and Central American Compositae. Brittonia 24: 379-394. | ||
| ! | Helenium pinnatifidum (Schwein.) Rydb. | Helenium pinnatifidum (Schwein.) Rydb. | 32,34 | eFlora |