Lupinus polyphyllus - Lupine - Poisonous seeds.
Species Most Often Affected: cattle, goats Poisonous Parts: seeds Primary Poisons: lupinine, anagyrine, sparteine, and hydroxylupanine
Lupinus latifolius and several other species of lupine contain the alkaloid anagyrine. "Crooked calf disease" occurs if these lupines are eaten by a pregnant cow between 40 and 70 days of gestation. A tragic case from Northern California involved similar birth defects in a human child.