frost-weed


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Noun1.frost-weed - perennial of the eastern United States having early solitary yellow flowers followed by late petalless flowersfrost-weed - 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
helianthemum, sun rose, sunrose - any plant of the genus Helianthemum; vigorous plants of stony alpine meadows and dry scrub regions
2.frost-weed - tall perennial herb having clusters of white flowersfrost-weed - tall perennial herb having clusters of white flowers; the eastern United States
crown beard, crownbeard, crown-beard - any plant of the genus Verbesina having clustered white or yellow flower heads