]> GH barcode-00395196 United States of America California on the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 1/2 mile west of Highway 49, about 1 1/2 miles west of Indian Valley. T19N, R9E, northwest 1/4 Section 18 Castilleja pruinosa Fernald Fernald 2016-09-15 09:05:50 L. Ahart