North American perennial having a resinous odor and yellow flowers
[ Syn: silphium laciniatum ]
any of various western American plants of the genus Grindelia having resinous leaves and stems formerly used medicinally; often poisonous to livestock
North American perennial having a resinous odor and yellow flowers
[ Syn: silphium laciniatum ]
any of various western American plants of the genus Grindelia having resinous leaves and stems formerly used medicinally; often poisonous to livestock