释义 |
glei·che·nia \glīˈkēnēə\ noun Usage: capitalized Etymology: New Latin, from W. F. von Gleichen died 1783 German naturalist + New Latin -ia : a genus (the type of the family Gleicheniaceae) of leptosporangiate ferns having sessile sporangia that lack an indusium and dehisce by a transverse annulus |