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CCDB → Angiosperms → Orobanchaceae → Castilleja → Castilleja longispica A. Nelson
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Castilleja longispica A. Nelson | Castilleja pilosa var. longispica (A. Nelson) N. H. Holmgren | 12 | IPCN75-78 | Heckard & Chuang 1977 |