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CCDB → Angiosperms → Compositae → Helenium → Helenium integrifolium Sessé & Moc.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Helenium integrifolium Sessé & Moc. | Helenium integrifolium Sessé & Moc. | 15 | IPCN online | Powell, A. M., D. W. KYHOS & P. H. Raven. 1975. Chromosome numbers in Compositee. XI. Helenieae. Amer. J. Bot. 62: 1100–1103. |