单词 | asplenium |
释义 | Word Frequency asplenium(æˈspliːnɪəm) noun any fern of the very large genus Asplenium, of worldwide distribution. Some, esp the bird's nest fern (A. nidus), are grown as greenhouse or house plants for their decorative evergreen fronds: family Polypodiaceae See also spleenwort Word origin New Latin, from Latin asplēnum, from Greek asplēnon spleenwort, from a- not + splēn spleen (from its reputed medicinal properties) |
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