particular species of Astragalus or Oxytropis, effective at causing locoism.
A plant (Astragalus Hornii) developing in the Southwestern United States, which will be believed to poison horses and cattle, initially making them outrageous. Title is also given vaguely to many various other types of exactly the same genus. Known as in addition loco weed.
anybody of various leguminous flowers or weeds besides Astragalus, whose herbage is poisonous to cattle, as Spiesia Lambertii, syn. Oxytropis Lambertii.
just like loco-weed.
an ailment of creatures caused by consuming loco-weeds.