Add to ORKGThalictrum venulosum Treleaseveiny meadow-rue;veiny-leaved meadow-rue;veined meadow-rue;early meadow-ruepigamon veinéLethbridge. Oldman River Valley. River bottom just N of Hwy. #3Under Populus sp.2700 feetPopulus sp., Rosa, Clematis, Thermopsi