crocanthemum canadense

Noun crocanthemum canadense has 1 sense

• crocanthemum canadense(n = noun.plant) frost-weed, frostweed, frostwort, helianthemum 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;
is a kind of helianthemum, sun rose, sunrose