Peirson’s mountaincrown

Aster peirsonii Sharsmith, Leafl. W. Bot. 5: 50. 1947

Plants 2–7 cm; stems, phyllaries, and often leaves sparsely villous to glabrate, densely short-stipitate-glandular. Leaf blades linear. Phyllaries 1-nerved, herbaceous or slightly tawny-indurate proximally; outer 0.8–1.2 mm wide proximally.

Flowering Jul–Sep. Rocky slopes, ridges, dry meadows; 3000–3800 m; Calif.

Oreostemma peirsonii is known from the Sierra Nevada near the junction of Fresno, Tulare, and Inyo counties.