quillworts中文什么意思
n. 【植】水韭
[网络] 水韭属
例句与用法
- a very small tongue-shaped flap of tissue inserted on the upper surface of the leaves ( microsporophylls ) and sporophylls of certain clubmosses ( e . g . selaginella ) and quillworts ( isoetes )
某些石松门(如卷柏)和水韭类植物(水韭属)的孢子叶上具有的一种极小的舌状结构,。