rosebay willowherb

Noun

1.

rosebay willowherb - tall North American perennial with creeping rootstocks and narrow leaves and spikes of pinkish-purple flowers occurring in great abundance in burned-over areas or recent clearings; an important honey plant Synonyms: Epilobium angustifolium, fireweed, giant willowherb, wickup

Epilobium, Epilobium angustifolium, fireweed, genus Epilobium, giant willowherb, wickup, willowherb