Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun cottonweed

2 senses of cottonweed

Sense 1
pearly everlasting, cottonweed, Anaphalis margaritacea -- (an American everlasting having foliage with soft wooly hairs and corymbose heads with pearly white bracts)
       => everlasting, everlasting flower -- (any of various plants of various genera of the family Compositae having flowers that can be dried without loss of form or color)

Sense 2
cottonweed -- (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)
       => herb, herbaceous plant -- (a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests)