Etymology: Thalictrum: from thaliktron, a name used to describe a plant with divided leaves, and a name given to the genus by Dioscorides, the Greek physician and pharmacologist who wrote the Materia Medica, which remained the leading pharmacological text for 16 centuries
Plants: erect, perennial, 4"-8" tall, hairless forb with slender stems; roots a small cluster of tubers
Leaves: basal leaves stalked, 2 times 3-parted with distinct, rounded leaflets, the lobes with teeth toward the tip and several opposite or whorled leaves just below the inflorescence
Flowers: pink to white, 5-10-parted, 1/3"-1 1/4" wide, petal-like sepals; inflorescence a few-flowered, umbel-like cluster; blooms April-May
Fruits: dry seed
Habitat: dry to moist; woods, edges
Hazardous: Careful, this plant is hazardous!
Conservation Status: Native

Flora of North America: Flora of North America Floristic Rating: Coefficient of Conservatism = 7 USDA Plants Database: Federal Distribution and detailed information including photos Dan Tenaglia's The Missouri Flora: Fabulous photographs; detailed descriptions; color and leave arrangement key. David G. Smith's "Delaware Wilflowers": Beautiful photographs; descriptions Southwest School of Botanical Medicine: Britton & Brown Illustrated Flora - 2nd Edition (1913) "An Illustrated Flora of the Northern United States and Canada"