bipinnatifid

tree ferns of temperate Australasia having bipinnatifid or tripinnatifid fronds and usually marginal sori; in some classification systems placed in family Cyatheaceae.

布于温带澳大拉西亚的树蕨，叶二回羽状裂三回羽状裂，囊群位于叶的边缘；在一些中归入桫椤科。