rosinweed | ||
1. | [ noun ] (botany) North American perennial having a resinous odor and yellow flowers | |
Synonyms: | Silphium_laciniatum | |
Related terms: | compass_plant Silphium | |
2. | [ noun ] (botany) 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 tarweed gumweed | |
Related terms: | herb Grindelia_robusta curlycup_gumweed Grindelia | |