frostwort

Thesaurus

Noun

1.frostwort - 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 frostsCrocanthemum canadense, frostweed, frost-weed, Helianthemum canadensehelianthemum, sun rose, sunrose - any plant of the genus Helianthemum; vigorous plants of stony alpine meadows and dry scrub regions