[Thermia rhombifolia Nutt. ex Pursh, more]
Etymology: Thermopsis: from the Greek thermos for lupine and opsis, "like," bearing yellow lupine-like flower heads
Plants: perennial forb
Hazardous: Careful, this plant is hazardous!
Conservation Status: Introduced - adventive
USDA Plants Database: Federal Distribution and detailed information including photos USDA Agricultural Research Service (ARS): Images of seeds, fruits, embryos, etc. Southwest School of Botanical Medicine: Britton & Brown Illustrated Flora - 2nd Edition (1913) "An Illustrated Flora of the Northern United States and Canada"