tarweed
— Noun
– English
～ any of various western American plants of the genus Grindelia having resinous leaves and stems formerly used medicinally; often poisonous to livestock
tarweed
— Noun
– English
～ any of various resinous glandular plants of the genus Madia; of western North and South America
tarwood
— Noun
– English
～ New Zealand silver pine of conical habit with long slender flexuous branches; adapted to cold wet summers and high altitudes