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CCDB → Angiosperms → Compositae → Xanthisma → Xanthisma texanum subsp. drummondii (Torr. & A. Gray) Semple
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Xanthisma texanum subsp. drummondii (Torr. & A. Gray) Semple | Xanthisma texanum var. drummondii (Torr. & A. Gray) A. Gray | 4+1B, 5 (= 4II+1BII)(3, 3) | 8+0-2Bs(5) | Asteracea | Semple 1976b Amer. J. Bot. | |
| Xanthisma texanum subsp. drummondii (Torr. & A. Gray) Semple | Xanthisma texanum var. drummondii (Torr. & A. Gray) A. Gray | 4+1B, 5 (= 4II+1BII)(3, 3) | 8+0-2Bs(5) | Asteracea | Semple 1976b Amer. J. Bot. | ||
| Xanthisma texanum subsp. drummondii (Torr. & A. Gray) Semple | Xanthisma texanum var. drummondii (Torr. & A. Gray) A. Gray | 4II | IPCN online | Freeman, C. C. & R. E. Brooks. 1988. Documented plant chromosome numbers 1988: 1. Chromosome counts for North American plants -- I. Sida 13: 241–250. | |||
| ! | Xanthisma texanum subsp. drummondii (Torr. & A. Gray) Semple | Xanthisma texanum var. drummondii (Torr. & A. Gray) A. Gray | 4, 4+1B, 5 | IPCN73-74 | SEMPLE, J.C. 1974. The geographical distribution of B-chromosomes of Xanthisma texanum DC. (Asteraceae). I. Survey of the range. Amer. J. Bot. 61: 995-1001. |