California Polytechnic State University, Robert F. Hoover Herbarium (OBI)
OBI132106
52da1c80-ba0f-4882-9d3d-b48d493a7e8f
75720
Mentzelia gracilenta (Nutt.) Torr. & Gray
Loasaceae
David J. Keil in consultation with Joshua Brokaw (2015)
D. R. Miller
511.948
2011-05-20
20-May-11
United States, California, San Luis Obispo, Rocky Butte/Pine Mt region. At edge of rocky outcropping at Saddle Potrero which drains into Tobacco Crk drainage
35.704502 -121.1062 +-22m. WGS84
Location placed at rocky outcrop above "Saddle Potrero" between Little Pine Mt and Ryolite Peak. Error radius from center of outcrop to edges.
Assoc Eriogonum fasciculatum, Saliva columariae, Achnatherum coronatum. the exposure is on E facing slope in full sun. Soil KIFM melange; 3 small plants