rosinweed

Any of various North American plants in the composite family that exude resinous secretions, especially those of the genus Silphium, such as the compass plant.

Any plant of the genus Silphium; especially, S. laciniatum. See compass-plant, 1, and prairie burdock (under burdock).

The compass plant. See under compass.

A name given in California to various composite plants which secrete resins or have a resinous smell.

The compass plant.

Any of various composite plants which secrete resins or have a resinous smell.

North American perennial having a resinous odor and yellow flowers

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