Definition that contains genus grindelia
- gumweed any of various western American plants of the genus Grindelia having resinous leaves and stems formerly used medicinally; often poisonous to livestock
- tarweed any of various western American plants of the genus Grindelia having resinous leaves and stems formerly used medicinally; often poisonous to livestock
- rosinweed any of various western American plants of the genus Grindelia having resinous leaves and stems formerly used medicinally; often poisonous to livestock
- gum plant any of various western American plants of the genus Grindelia having resinous leaves and stems formerly used medicinally; often poisonous to livestock