Etymology: Raphanus: from the Greek raphanos for "quick-appearing" because of the rapid germination of the seeds
Plants: annual, 12"-24" tall forb, coarse; from a thick, stout taproot
Leaves: lower leaves oblong, pinnately-divided with the largest part at the end; upper leaves small
Flowers: purplish to white, 4-parted; inflorescence a clusters (raceme) of stalked flowers
Fruits: cylindrical pod, ribbed but with no dent between the seeds when dry
Habitat: disturbed areas
Hazardous: Careful, this plant is hazardous!
Conservation Status: Introduced - escaped

Flora of North America: Flora of North America 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. Illinois Wildflowers: Wonderful photographs; detailed descriptions; color and leaf arrangement key