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CCDB → Pteridophytes → Polypodiaceae → Phymatosorus → Phymatodes nigrescens (Blume) J. Sm.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Phymatodes nigrescens (Blume) J. Sm. | Phymatosorus membranifolium (R. Br.) S. G. Lu | 36 | Cave1956supp | Manton & Sledge 1954 | ||
| ! | Phymatodes nigrescens (Blume) J. Sm. | Phymatosorus membranifolium (R. Br.) S. G. Lu | 72 | Cave1962 | Pal & Pal 1961; Pal 1962 |