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CCDB → Pteridophytes → Cystopteridaceae → Gymnocarpium → Gymnocarpium appalachianum Pryer & Haufler
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Gymnocarpium appalachianum Pryer & Haufler | Gymnocarpium appalachianum Pryer & Haufler | 80 | IPCN online | Pryer, K. M. & C. H. Haufler. 1993. Isozymic and chromosomal evidence for the allotetraploid origin of Gymnocarpium dryopteris (Dryopteridaceae). Syst. Bot. 18(1): 150–172. | |||
| ! | Gymnocarpium appalachianum Pryer & Haufler | Gymnocarpium appalachianum Pryer & Haufler | 80 | eFlora |