: a small genus of vigorous woolly or downy perennial herbs (family Compositae) with alternate decurrent leaves and flower heads in dense terminal clusters see black root, golden cudweed

Word History


New Latin, from pter- + -caulon (from Greek kaulos stem, stalk

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Dictionary Entries Near Pterocaulon

Cite this Entry

“Pterocaulon.” Dictionary, Merriam-Webster, Accessed 12 Jun. 2024.

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