carduus

1. Genus of annual or perennial Old World prickly thistles (synset 111965038)
   is a type of: asterid dicot genus - genus of more or less advanced dicotyledonous herbs and some trees and shrubs
   member holonym:

   • carduus crispus, welted thistle - European biennial introduced in North America having flower heads in crowded clusters at ends of branches
   • carduus nutans, musk thistle, nodding thistle - Eurasian perennial naturalized in eastern North America having very spiny white cottony foliage and nodding musky crimson flower heads; valuable source of nectar
   belongs to: aster family, asteraceae, compositae, family asteraceae, family compositae - plants with heads composed of many florets: aster; daisy; dandelion; goldenrod; marigold; lettuces; ragweed; sunflower; thistle; zinnia
   same as: genus carduus

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