scotch thistle

Noun scotch thistle has 1 sense

• scotch thistle(n = noun.plant) cotton thistle, onopordon acanthium, onopordum acanthium, woolly thistle - biennial Eurasian white hairy thistle having pale purple flowers; naturalized in North America;
is a kind of thistle
is a member of genus onopordon, genus onopordum, onopordon, onopordum