Dicksoniaceae n 1: tree ferns: genera Dicksonia, Cibotium, Culcita, and Thyrsopteris elegans [syn: {Dicksoniaceae}, {family Dicksoniaceae}]
Dicksoniaceae \Dicksoniaceae\ 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]