American Heritage® Dictionary of the English Language, Fourth Edition
- n. Any of several plants of the genera Oxytropis and Astragalus in the pea family, which are widespread in the western and central United States and cause severe poisoning when eaten by livestock. Also called crazyweed, loco1.
- n. Any of several plants indigenous to the western United States, of genus Oxytropis or Astragalus.
- n. any of several leguminous plants of western North America causing locoism in livestock
- n. street names for marijuana
- Spanish loco, "mad", "insane", and weed. (Wiktionary)
“Oxytropis sericea – white locoweed, Wonderland Lake Trail, Boulder, Colorado.”
“Buffalo grass is typical of the American steppe; other typical plants are the sunflower and locoweed.”
“When it happens, I would prefer that they not have driven themselves madder than march hares on a steady diet of mercury and locoweed.”
“A typical grass is buffalo grass; sunflower and locoweed are typical plants.”
“Our herd of Democratic voters appears to have, again, grazed it's way into a patch of locoweed.”
“Vascular plants found in Mt. Assiniboine park include American alpine smelowskia Smelowskia calycina, Raynold's sedge Carex raynoldsii, Cusick's Indian paintbrush Castilleja cusickii, stalked-pod locoweed Oxytropis podocarpa, sub-alpine grassland Saussurea nuda and apetalous campion Silene uralensis attenuata.”
“I was off my horse, kneeling down to get a closer look at the locoweed when a calf cut back and ran my way.”
“I think the locoweed got you, too," he muttered and left the porch.”
“Had locoweed been planted out here, causing the smoke to be laced with some hallucinogenic drug?”
“He was sure it was the locoweed and took a step backward.”
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