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CCDB → Angiosperms → Orobanchaceae → Castilleja → Castilleja aspera Eastw.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Castilleja aspera Eastw. | Castilleja aspera Eastw. | 12 | IPCN online | Chuang, T. I. & L. R. Heckard. 1993. Chromosome numbers of neotropical Castilleja (Scrophulariaceae: tribe Pediculareae) and their taxonomic implications. Ann. Missouri Bot. Gard. 80: 974–986. | |||
| Castilleja aspera Eastw. | Castilleja aspera Eastw. | 12, 24 | IPCN67-71 | HECKARD, L.R. 1968. Chromosome numbers and polyploidy in Castilleja (Scrophulariaceae). Brittonia 20: 212-226. |