Eriogonum microthecum var. simpsonii (Benth.) Reveal
Polygonaceae
Kirstin Olmon
641
2012-09-15
J. Guo
United States, Arizona, Coconino, Colorado Plateau, Kaibab National Forest Tusayan District, Upper Basin, Lee Canyon, 33 km W of U.S. Route 89 at Cameron on Highway 64, 12.7 km W on Forest Road 307, north side of the road.