Stems glabrous. Leaves: ocrea glabrous; blade 5.4-12.5 × 1.6-5 cm, margins glabrous, faces glabrous. Pedicels (1.1-)1.6-4 mm. Flowering Jun-Aug. Sandy to rocky spruce-fir forests; 1800-3400 m; Calif, Idaho, Nev., Oreg.