DICT.TW Dictionary Taiwan

 Pep·per·grass n. Bot. (a) 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. (b) The common pillwort of Europe (Pilularia globulifera). See Pillwort.
 ◄ ►

 Pilularia globulifera
      n : European water fern found around margins of bodies of water
          or in wet acid soil having small globose sporocarps [syn:
           pillwort]