Rosinweed Meaning

There are 2 meaning(s) for word Rosinweed

Meaning 1 : any of various western American plants of the genus Grindelia having resinous leaves and stems formerly used medicinally; often poisonous to livestock

    Synonyms : gum plant,  gumweed,  tarweed
Meaning 2 : North American perennial having a resinous odor and yellow flowers

    Synonyms : silphium laciniatum