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CCDB → Pteridophytes → Pteridaceae → Pentagramma → Pentagramma triangularis (Kaulf.) Yatsk. & Windham & E. Wollenw.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Pentagramma triangularis subsp. semipallida (J. T. Howell) Yatsk. & Windham & E. Wollenw. | Pentagramma triangularis (Kaulf.) Yatsk. & Windham & E. Wollenw. | 30 | IPCN online | Windham, M. D. & G. Yatskievych. 2003. Chromosome studies of cheilanthoid ferns (Pteridaceae: Cheilanthoideae) from the western United States and Mexico. Amer. J. Bot. 90(12): 1788–1800. | ||
| Pentagramma triangularis subsp. triangularis | Pentagramma triangularis (Kaulf.) Yatsk. & Windham & E. Wollenw. | 30 | IPCN online | Windham, M. D. & G. Yatskievych. 2003. Chromosome studies of cheilanthoid ferns (Pteridaceae: Cheilanthoideae) from the western United States and Mexico. Amer. J. Bot. 90(12): 1788–1800. | |||
| Pentagramma triangularis subsp. triangularis | Pentagramma triangularis (Kaulf.) Yatsk. & Windham & E. Wollenw. | 60 | eFlora |