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CCDB → Angiosperms → Compositae → Isocoma → Isocoma hartwegii (A. Gray) Greene
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Isocoma hartwegii (A. Gray) Greene | Isocoma hartwegii (A. Gray) Greene | 6(1) | Asteracea | Jackson, R. C. & D. 1981 Syst. Bot. | ||
| Isocoma hartwegii (A. Gray) Greene | Isocoma hartwegii (A. Gray) Greene | 6II(1) | Asteracea | Lane & L. 1993 Sida (= J. Bot. Res. Inst. Texas) | |||
| ! | Isocoma hartwegii (A. Gray) Greene | Isocoma hartwegii (A. Gray) Greene | 6II(1) | Asteracea | Lane & L. 1993 Sida (= J. Bot. Res. Inst. Texas) | ||
| Isocoma hartwegii (A. Gray) Greene | Isocoma hartwegii (A. Gray) Greene | 6II | IPCN online | Lane, M. A. & J. Li. 1993. Documented chromosome numbers 1993: 1. Chromosome number reports in Compositae with emphasis on tribe Astereae of the southwestern United States and Mexico. Sida 15: 539–546. | |||
| ! | Haplopappus hartwegii (A. Gray) S. F. Blake | Isocoma hartwegii (A. Gray) Greene | 12 | Fedorov, 1974 | Jackson R. C. (D. n. 1959) | ||
| ! | Haplopappus hartwegii (A. Gray) S. F. Blake | Isocoma hartwegii (A. Gray) Greene | 6 | Cave1959 | Jackson 1959a |