rosinweed Meaning, Definition & Usage
-
noun North American perennial having a resinous odor and yellow flowers
Silphium laciniatum.
-
noun any of various western American plants of the genus Grindelia having resinous leaves and stems formerly used medicinally; often poisonous to livestock
gumweed; gum plant; tarweed.
WordNet
Ros"in*weed` noun
Definitions
(Bot.) (a) The compass plant. See under Compass .(b) A name given in California to various composite plants which secrete resins or have a resinous smell.