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CCDB → Angiosperms → Compositae → Heliopsis → Heliopsis procumbens Hemsl.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Heliopsis procumbens Hemsl. | Heliopsis procumbens Hemsl. | 14(1) | Asteracea | Jansen & S. 1980 Amer. J. Bot. | |||
| Heliopsis procumbens Hemsl. | Heliopsis procumbens Hemsl. | 14 | IPCN online | Jansen, R. K. & T. F. Stuessy. 1980. Chromosome counts of compositae from Latin America. Amer. J. Bot. 76: 585–594. |