10 letters · 16 points in Scrabble
noun an American everlasting having foliage with soft wooly hairs and corymbose heads with pearly white bracts
noun any of various plants of the genus Froelichia found in sandy soils and on rocky slopes in warmer regions of America; grown for their spikes of woolly white flowers
originFrom cotton + weed.
Etymology from Wiktionary, CC BY-SA 3.0