Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun butterweed

2 senses of butterweed

Sense 1
butterweed, ragwort, Senecio glabellus -- (American ragwort with yellow flowers)
       => wildflower, wild flower -- (wild or uncultivated flowering plant)

Sense 2
butterweed -- (any of several yellow-flowered plants of the genus Packera; often placed in genus Senecio)
       => herb, herbaceous plant -- (a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests)