noun
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
• Hypernyms: ↑fern genus
• Member Holonyms: ↑Dicksoniaceae, ↑family Dicksoniaceae
• Member Meronyms: ↑soft tree fern, ↑Dicksonia antarctica
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Dicksonia /dik-sōnˈi-ə/
noun
A tropical and southern genus of ferns, mainly tree-ferns
ORIGIN: James Dickson (died 1822), botanist
Useful english dictionary. 2012.