Description from Flora of China
Cheiranthus stewartii T. Anderson in J. D. Hooker, Fl. Brit. India 1: 132. 1872; Christolea stewartii (T. Anderson) Jafri; Ermania stewartii (T. Anderson) O. E. Schulz; Oreoblastus stewartii (T. Anderson) Suslova.
Plants 8-20 cm tall, densely pilose. Trichomes stalked, forked, rarely some simple near stem base. Stems simple, pilose or glabrous. Basal leaves subfleshy, pilose, persistent; petiole 2-10 mm, not ciliate; leaf blade broadly obovate or spatulate, 2-15 × 2-10 mm, base cuneate or attenuate, margin 3-5-toothed or entire, apex acute. Cauline leaves similar to basal or linear to lanceolate, often entire. Racemes 8-15-flowered, bracteate throughout; bracts similar to cauline leaves but smaller, often adnate to pedicel. Fruiting pedicels ascending, straight or slightly curved, 4-12 mm, pilose. Flowers not seen. Ovules 14-24 per ovary. Fruit lanceolate to lanceolate-linear, 1.7-3.5 cm × 3-5 mm, strongly flattened; valves pilose or glabrous, distinctly veined; septum complete, membranous; style obsolete; stigma 2-lobed. Seeds brown, ovate, 1.4-2.2 × 0.8-1.1 mm, biseriate, minutely reticulate. Fr. Aug.
Scree slopes; 4100-5300. Xizang [India, Kashmir].