Children (20 direct children, 23 direct and indirect children):
Gymnocarpium dryopteris
(tree size 2)
Oak fern
Gymnocarpium robertianum
Limestone fern
Gymnocarpium oyamense
Gymnocarpium continentale
Gymnocarpium remotepinnatum
Gymnocarpium jessoense
(tree size 1)
Asian oakfern
Gymnocarpium disjunctum
Western oak-fern
Gymnocarpium heterosporum
Blackspore oakfern
Gymnocarpium ×brittonianum
Hybrid oak fern
Gymnocarpium appalachianum
Appalachian oakfern
Gymnocarpium fedtschenkoanum
Gymnocarpium remotum
Gymnocarpium ehrenbergiana
Gymnocarpium obtusifolium
Gymnocarpium ×achriosporum
Oakfern
Gymnocarpium ×bipinnatifidum
Gymnocarpium bipinnatifidum
Gymnocarpium ×intermedium
Gymnocarpium intermedium
Gymnocarpium altaycum
Gymnocarpium sect. currania
Gymnocarpium puchellum