Oxytropis

Oxytropis DC.
Engl.: locoweed.

Oxytropis lambertii Pursh.
Engl.: purple locoweed, Lambert's crazyweed, Lambert's locoweed, rattle weed, white loco.
Bot. syn.: Aragallus lamberti Greene, Oxytropis involuta (A. Nels.) K. Schum.