buffalo-bur, buffalo-bur nightshade
Etymology: Solanum: Latin for "quieting," in reference to the narcotic properties of some species
Plants: erect, annual, 12"-40" tall forb, coarse, branched; stems very prickly
Leaves: leaves with yellow spines, larger leaves deeply pinnately-lobed
Flowers: yellow, 5-parted, 1" wide, saucer-shaped; inflorescence a short-stalked cluster (raceme) of 3-15 stalked flowers that becomes up to 6" long with age
Fruits: berry with a very prickly covering
Habitat: dry; prairies
Hazardous: Careful, this plant is hazardous!
Conservation Status: Introduced - naturalized
USDA Plants Database: Federal Distribution and detailed information including photos USDA Agricultural Research Service (ARS): Images of seeds, fruits, embryos, etc. Dan Tenaglia's The Missouri Flora: Fabulous photographs; detailed descriptions; color and leave arrangement key.