单词 | mud plantain |
释义 | mud plantain/ˈmʌd ˌplantɪn/ /ˈmʌd ˌplanteɪn/noun Any of several chiefly tropical and subtropical aquatic plants constituting the genus Heteranthera (family Pontederiaceae), which have six-petalled blue or white flowers; especially H. reniformis, widespread in the United States, which has floating, broadly ovate leaves. OriginEarly 19th century; earliest use found in Amos Eaton (1776–1842). From mud + plantain. |
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