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CCDB → Pteridophytes → Dryopteridaceae → Polystichum → Polystichum braunii subsp. purshii (Fernald) Calder & R. L. Taylor
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Polystichum braunii subsp. purshii (Fernald) Calder & R. L. Taylor | Polystichum braunii (Spenn.) Fée | 164 | IPCN online | Love, A. & D. Love. 1976. In IOPB chromosome number reports LIII. Taxon 25: 483–500. | ||
| ! | Polystichum braunii subsp. purshii (Fernald) Calder & R. L. Taylor | Polystichum braunii (Spenn.) Fée | 82 | IPCN67-71 | TAYLOR, R.L., & G.A. MULLIGAN. 1968. Flora of the Queen Charlotte Islands. Part 2. Cytological aspects of the Vascular Plants. Queen's Printer, Ottawa. pp. 148. |