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CCDB → Angiosperms → Compositae → Townsendia → Townsendia mexicana A. Gray
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Townsendia mexicana A. Gray | Townsendia mexicana A. Gray | 9(1) | Asteracea | Powell & T. 1963 Madrono | |||
| ! | Townsendia mexicana A. Gray | Townsendia mexicana A. Gray | 9 | 18 | Cave1959 | Beaman 1957 | |
| ! | Townsendia mexicana A. Gray | Townsendia mexicana A. Gray | 9 | Cave1963 | Powell & T. 1963 |