| 单词 | pickerelweed |
| 释义 | pickerelweed in British English (ˈpɪkərəlˌwiːd, ˈpɪkrəl-) noun any of several North American freshwater plants of the genus Pontederia, esp P. cordata, having arrow-shaped leaves and purple flowers: family Pontederiaceae pickerelweed in American English (ˈpɪkərəlˌwid) noun 1. US any of a genus (Pontederia) of North American aquatic plants of the pickerelweed family, esp. a species (P. cordata) with arrow-shaped leaves and spikes of blue-violet flowers, found in shallow waters adjective 2. designating a family (Pontederiaceae, order Liliales) of monocotyledonous, freshwater plants,including the water hyacinth |
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