Blechnum

Từ điển WordNet v3.1 - WordNet Dictionary

noun

in some classification systems placed in family Polypodiaceae;
terrestrial ferns of cosmopolitan distribution mainly in southern hemisphere: hard ferns
• Syn:
genus Blechnum
• Hypernyms:
fern genus
• Member Holonyms:
Blechnaceae, family Blechnaceae
• Member Meronyms:
hard fern