salix discolor is a noun meaning "small willow of eastern North America having greyish leaves and silky catkins that come before the leaves". It carries one recorded sense.
small willow of eastern North America having greyish leaves and silky catkins that come before the leaves
Definitions, synonyms and semantic relations for salix discolor come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.