rosinweed

• Nom désignant une plante nord-américaine vivace à odeur résineuse et à fleurs jaunes, ou diverses plantes de l'Ouest américain du genre Grindelia aux feuilles et tiges résineuses, autrefois utilisées en médecine et souvent toxiques pour le bétail.

A noun referring to a North American perennial plant with a resinous odor and yellow flowers, or any of various western American plants of the genus Grindelia with resinous leaves and stems formerly used medicinally, often poisonous to livestock.

1. North American perennial plantC1formalamericanscientific

   A perennial plant native to North America, characterized by a resinous odor and yellow flowers.

   Rosinweed (plante d'Amérique du Nord)

   • The rosinweed bloomed brightly in the prairie field.
   • Hikers often notice the distinct resinous smell of rosinweed in the summer.
   • Rosinweed is a common sight in the tallgrass prairies of the Midwest.

   Synonymesgum plantgumweed

2. Western American plant (Grindelia)C1formalamericanscientific

   Any of various western American plants of the genus Grindelia, having resinous leaves and stems formerly used medicinally, though often poisonous to livestock.

   Grindélia

   • Ranchers must be cautious of rosinweed in pastures as it can be toxic to cattle.
   • Native Americans historically used rosinweed for its medicinal properties.
   • The sticky resin on rosinweed leaves gives the plant its characteristic texture.

   Synonymesgrindeliagumweed