common water-hemlock, spotted water-hemlock
Etymology: Cicuta: ancient Latin name of poison hemlock
Plants: erect, perennial, 2'-7' tall, emerging, semi-aquatic forb; stems often branched, stout, hollow, partitioned inside, often purple spotted; tuberous, sweet-smelling, deadly poisonous roots
Leaves: 2-3 times pinnately-divided; separate, broad, toothed leaflets
Flowers: white, 5-parted; inflorescence a 3" flat-topped, compound umbel; blooms June-Aug.
Fruits: rounded, ribbed, splitting into 2 seeds, - fruit: seed:
Habitat: wet to moderate moisture; meadows, woods, marshes
Hazardous: Careful, this plant is hazardous!
Conservation Status: Native
Floristic Rating: Coefficient of Conservatism = 6, Wetland Indicator = OBL Atlas of the Wisconsin Prairie and Savanna Flora: by T.S. Cochrane & H.H. Iltis: habitat, distribution infomation / flowering and fruiting times USDA Plants Database: Federal Distribution and detailed information including photos David G. Smith's "Delaware Wilflowers": Beautiful photographs; descriptions 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 Southwest School of Botanical Medicine: Britton & Brown Illustrated Flora - 2nd Edition (1913) "An Illustrated Flora of the Northern United States and Canada"