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CCDB → Pteridophytes → Dryopteridaceae → Polystichum → Polystichum prescottianum var. castaneum (C. B. Clarke) Bedd.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Polystichum prescottianum var. castaneum (C. B. Clarke) Bedd. | Polystichum castaneum (C. B. Clarke) B. K. Nayar & S. Kaur | 41 | IPCN online | Khullar, S. P., S. S. Sharma & S. C. Verma. 1988. SOCGI plant chromosome number reports -- VI. J. Cytol. Genet. 23: 38–52. |