silver fern
英 [ˈsɪlvə(r) fɜːn]
美 [ˈsɪlvər fɜːrn]
网络 银蕨
英英释义
noun
- fern of southern tropical Africa having fronds with white undersides
Synonym: Pityrogramma argentea
- tropical American fern having fronds with white undersides
Synonym: Pityrogramma calomelanos