rosinweed

1. (noun) North American perennial having a resinous odor and yellow flowers
Synonyms: Silphium laciniatum
Related Words: compass flower, compass plant

2. (noun) any of various western American plants of the genus Grindelia having resinous leaves and stems formerly used medicinally; often poisonous to livestock
Synonyms: gum plant, gumweed, tarweed
Related Words: Grindelia robusta, Grindelia squarrosa, curlycup gumweed, herb, herbaceous plant



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