Western Meadow Rue, a native species, has been added to the USWildflowers database (12/03/2011.) Scientific name is Thalictrum occidentale. Photo below was taken near Cuprum in Adams County, ID, on June 18, 2011. While I haven’t run across alternate common names, Meadow Rue is sometimes spelled Meadowrue or Meadow-rue. Go to the Western Meadow Rue detail page for more photos and information.