同义词： cotton rose filago
同义词： western mugwort white sage prairie sage Artemisia ludoviciana Artemisia gnaphalodes
以上来源于: WordNet
N any of various temperate woolly plants of the genus Gnaphalium, having clusters of whitish or yellow button-like flowers: family Asteraceae (composites) 任一一种鼠曲草属植物
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