]> GH barcode-00054607 United States of America Utah Hills west of Willow Creek, on the east slope of Big Pack Mountain, T10S, R20E, Sec. 33, at 5000 feet, on Green River Shale Thelypodiopsis argillacea S. L. Welsh & N. D. Atwood S. L. Welsh & N. D. Atwood 2010-08-16 16:36:03 N. D. Atwood