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CCDB → Pteridophytes → Athyriaceae → Athyrium → Athyrium filix-femina subsp. cyclosorum (Rupr.) C. Chr.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Athyrium filix-femina subsp. cyclosorum (Rupr.) C. Chr. | Athyrium filix-femina var. cyclosorum Rupr. | 80 | IPCN online | Love, A. & D. Love. 1976. In IOPB chromosome number reports LIII. Taxon 25: 483–500. | |||
| ! | Athyrium filix-femina subsp. cyclosorum (Rupr.) C. Chr. | Athyrium filix-femina var. cyclosorum Rupr. | 40 | 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. | ||
| ! | Athyrium filix-femina subsp. cyclosorum (Rupr.) C. Chr. | Athyrium filix-femina var. cyclosorum Rupr. | 40 | IPCN67-71 | MULLIGAN, G.A., & W.J. CODY. 1968. In IOPB chromosome number reports XVII. Taxon 17: 285-288. |