| peppergrass | <botany> Any herb of the cruciferous genus Lepidium, especially the garden peppergrass, or garden cress, Lepidium sativum; called also pepperwort. All the species have a pungent flavor. The common pillwort of Europe (Pilularia globulifera). See Pillwort. Source: Websters Dictionary (01 Mar 1998) |
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