genus Polystichum

Từ điển WordNet v3.1 - WordNet Dictionary

noun

small to medium-sized terrestrial ferns especially holly ferns;
in some classification systems placed in Polypodiaceae
• Syn:
Polystichum
• Hypernyms:
fern genus
• Member Holonyms:
Dryopteridaceae, family Dryopteridaceae, Athyriaceae, family Athyriaceae
• Member Meronyms:
Christmas fern, canker brake, dagger fern, evergreen wood fern, Polystichum acrostichoides,
holly fern, soft shield fern, Polystichum setiferum