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CCDB → Pteridophytes → Polypodiaceae → Phymatopteris → Crypsinus engleri (Luerss.) Copel.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Crypsinus engleri (Luerss.) Copel. | Phymatopteris engleri (Luerss.) P. Serm. | 70 | IPCN online | Takei, M. 1983. Karyological and karyosystematical studies on Polypodiaceae in Japan (IV). Res. Bull. Fac. Educ. Oita Univ., Nat. Sci. 6: 5–43. | |||
| ! | Crypsinus engleri (Luerss.) Copel. | Phymatopteris engleri (Luerss.) P. Serm. | 36 | IPCN67-71 | MITUI, K. 1968. Chromosomes and speciation in ferns. Sci. Rep. Tokyo Kyoiku Daigaku Sect. B 13: 285-333. |