genus dicksonia definition

  • noun:
    • tree ferns of temperate Australasia having bipinnatifid or tripinnatifid fronds and usually limited sori; in certain classification systems put into family Cyatheaceae
    • tree ferns of temperate Australasia having bipinnatifid or tripinnatifid fronds and in most cases marginal sori; in certain category methods placed in family Cyatheaceae
    • tree ferns of temperate Australasia having bipinnatifid or tripinnatifid fronds and usually marginal sori; in certain classification methods put into household Cyatheaceae
    • tree ferns of temperate Australasia having bipinnatifid or tripinnatifid fronds and usually marginal sori; in some category methods positioned in family members Cyatheaceae
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