Sheep Mountain bladderpod

Perennials; caudex branched, (thickened, cespitose); densely pubescent, trichomes 5- or 6-rayed, rays slightly fused at base, furcate or bifurcate, (tuberculate throughout). Stems few from base, well-exserted from basal leaves, 0.4-1(-1.2) dm. Basal leaves: blade (erect), obovate to orbicular, 1.5-2.5 cm, (base evidently distinct from petiole), margins entire, (folded). Cauline leaves: blade spatulate, margins entire. Racemes compact, subumbellate. Fruiting pedicels (ascending, curved to slightly sigmoid), 5-8 mm. Flowers: sepals (pale yellow), 4-5 mm; petals lingulate, 6-7 mm. Fruits ovoid to ellipsoid, slightly inflated, (apex not compressed), 3-4 mm; valves pubescent, trichomes erect on mature fruits, (± appearing fuzzy); ovules 8 per ovary; style 4-5 mm, (glabrous). Seeds plump.

Flowering Jun-Jul. Windswept ridge lines and mountain peaks in limestone rubble and cobbles; of conservation concern; 2600-3000 m; Mont.

Physaria eriocarpa is known from Sheep Mountain.