03 September 2016.
Idaho, United States
Locality: west side of Pollock Rd, about 2.7 mi south of junction with Hwy 95, south of Riggins, Idaho county
Coordinates: 45.3236, -116.3514
(Map it)
Elevation: 710m.
Environment description: Grassland on steep, east facing hillside, with rocky, eroding soil derived from serpentinite and shist parent material
Comment: Interesting population growing in soil probably influenced by serpentine chemistry; plants luxurient.
Collector(s):