Synonyms of woolly thistle

Noun

1. cotton thistle, woolly thistle, Scotch thistle, Onopordum acanthium, Onopordon acanthium, thistle

usage: biennial Eurasian white hairy thistle having pale purple flowers; naturalized in North America

2. woolly thistle, Cirsium flodmanii, plume thistle, plumed thistle

usage: thistle of western North America having white woolly leaves