Thalictrum dioicum L.
Early Meadow Rue, Quicksilver-weed, Early Meadowrue
Early meadow rue is native to North America.
Identification: Plants are 12-31" (30-80 cm) tall. Leaves are blue-green, rounded, with three lobes at the far end, each leaflet ⅜-1¾" (1-4.5 cm) wide. Flowers occur in loosely spaced groups. They do not have petals, just sepals ¹/₁₆-⅛" (1.8-4 mm) long, greenish or yellowing, sometimes with a purple tint.
Thalictrum dioicum on Earl J.S. Rook's Flora, Fauna, Earth, and Sky ... The Natural History of the Northwoods
Thalictrum dioicum on Missouriplants.com
Thalictrum dioicum on Wikipedia
Thalictrum dioicum at the Missouri Botanical Garden
Thalictrum dioicum on Southeastern Flora, the Southeastern U.S. Plant Identification Resource
Thalictrum dioicum at the Lady Bird Johnson Wildflower Center
Thalictrum dioicum at the University of Wisconsin's Robert W. Freckmann Herbarium
Thalictrum dioicum on the USDA Forest Service's Fire Effects Information Database
Thalictrum dioicum on eFloras
Thalictrum dioicum description by Thomas H. Kent, last updated 16 Aug 2013.
Range: Zones 4-7: