United States, California, Tehama, Mendocino National Forest - North Coast Ranges. Sacramento River. Red Bluff Diversion Dam area.
40.154722 -122.201667 NAD 1983
40§ 9m 17s N; 122§ 12m 6s W
Red Bluff Diversion Dam area. Associate spp. included noxious weed Phalaris arundinacea (canary reed grass). Also collected unknown from Caryophyllaceae.