(n)tree ferns of temperate Australasia having bipinnatifid or tripinnatifid fronds and usually marginal sori; in some classification systems placed in family Cyatheaceae, Syn.genus Dicksonia
prop. n. A genus of tree ferns of temperate Australasia having bipinnatifid or tripinnatifid fronds and usually marginal sori; in some classification systems it is placed in the family Cyatheaceae. Syn. -- genus Dicksonia. [ WordNet 1.5 ]
prop. n. 1. A family of plants comprising the tree ferns; it includes the genera Dicksonia; Cibotium; Culcita; and Thyrsopteris. Syn. -- family Dicksoniaceae. [ WordNet 1.5 ]