Introduced for research purposes, the plant escaped, and has become a troublesome agressive weed in northern Utah where it continues to spread. The plant is native to the Middle East
Goats rue (galega officinalis)
Toxicity is due to galegin, which is neurotoxic and hypotensive. Massive pulmonary edema, hydrothorax, and fluid accumulation in other tissues causes acute death. As little as 0.2% body weight of the dried plant is lethal to sheep. Animals either die acutely or they seem to adapt to the plant and can eat increasing amounts of the plant.
Herbaceous, erect perennials growing to 3-5 feet in height. Leaves are pinnately compound, leaflets ovate to lanceolate, 4-10 pairs, with a terminal leaflet. Appendages at the base of the leaves (stipules)are pointed or toothed. Flowers are pea-like Sepals are fused; petals 5 are bluish-lilac in color. The seed pods are cylindrical, constricted between seeds of which there are 8.
Diuretics, oxygen therapy
Severe difficulty in breathing, coughing due to the pulmonary congestion and edema
Animals rarely eat the plant unless forced into doing so when other forages are not available.