1. (noun) frostweed, frost-weed, frostwort, Helianthemum canadense, Crocanthemum canadense
perennial of the eastern United States having early solitary yellow flowers followed by late petalless flowers; so-called because ice crystals form on it during first frosts
Synonyms: frostweed, frost-weed, frostwort
2. (noun) Virginia crownbeard, frostweed, frost-weed, Verbesina virginica
tall perennial herb having clusters of white flowers; the eastern United States
Synonyms: frostwort, frost-weed, frostweed
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