Polygonum

[pә'ligәnәm]

解释:

(noun.) diverse genus of herbs or woody subshrubs of north temperate regions.

奥古斯都手打--From WordNet

解释:

(n.) A genus of plants embracing a large number of species, including bistort, knotweed, smartweed, etc.

阿斯特编辑

解释:

n. a kind of plant with many joints as the bistort knotweed &c.—n.pl. Polygonā′ce?/span> an order of apetalous plants mostly herbs—the buckwheat family.

达雷尔手打