Crocanthemum canadensei

Noun

1.

Crocanthemum canadensei - 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: frost-weed, frostweed, frostwort, Helianthemum canadense

frost-weed, frostweed, frostwort, helianthemum, Helianthemum canadense, sun rose, sunrose