Parrya flabellata Regel, Bull. Soc. Imp. Naturalistes Moscou 43: 261. 1870; Christolea flabellata (Regel) N. Busch; C. pinnatifida R. F. Huang; Ermania flabellata (Regel) O. E. Schulz; Oreoblastus flabellatus (Regel) Suslova.

Plants 4-15 cm tall. Trichomes simple, straight, to 1.5 mm. Stems distinct, simple, densely pilose. Basal leaves subfleshy; petiole 2-7 mm, pilose; leaf blade flabellate or broadly obovate, rarely spatulate, 0.6-2.5 × 0.3-2.5 cm, pilose, base cuneate or attenuate, margin (3-)5-9(-11)-toothed, rarely lowermost leaves entire, apex acute; teeth to 10 × 3 mm. Cauline leaves similar to basal. Racemes 7-12-flowered, ebracteate. Fruiting pedicels ascending, straight or curved, (0.5-)0.7-1.5(-2.5) mm, spreading pilose. Sepals free, narrowly oblong, 5-8 × 1.5-2.5 mm, often persistent, pilose, base not saccate, margin membranous. Petals purple, broadly spatulate, 1.1-1.5 cm × 3.5-6 mm, apex subemarginate; claw 7-9 mm. Filaments white or mauve, slightly dilated at base, median pairs 4.5-6 mm, lateral pair 3-4 mm; anthers oblong, 0.9-1.3 mm. Ovules 14-24 per ovary. Fruit lanceolate to lanceolate-linear, (1.7-)2.5-3.5(-4.5) cm × 2.5-5 mm, strongly flattened; valves pilose, distinctly veined; septum complete, membranous; style obsolete; stigma 2-lobed. Seeds brown, ovate, 1.3-2 × 0.9-1.2 mm, uniseriate, minutely reticulate. Fl. Jul-Aug, fr. Jul-Sep.

Alpine gravelly slopes, moraine slopes; 3300-5100 m. Xinjiang [Afghanistan, Kyrgyzstan, Tajikistan].