COTTONWEEDS
Scrabble letter values: C3O1T1T1O1N1W4E1E1D2S1 = 17
Definition
COTTONWEEDS is the plural of COTTONWEED.
noun COTTONWEED: an American everlasting having foliage with soft wooly hairs and corymbose heads with pearly white bracts.
Synonyms of COTTONWEED: pearly_everlasting, Anaphalis_margaritacea