毛萼光籽芥 mao e guang zi jie

Parrya eriocalyx Regel & Schmalhausen, Trudy Imp. S.-Peterburgsk. Bot. Sada 5: 234. 1877.

Plants 2-10 cm tall, densely cespitose; caudex many branched, densely covered with petiolar remains of previous years. Petiole broadened at base, ciliate; leaf blade spatulate or obovate, rarely oblanceolate, 1-4 cm × 3-10 mm, pubescent with short simple trichomes, base cuneate, margin entire or with few blunt teeth, apex subacute. Flowers 2-5 per rosette, on solitary pedicels from center of rosette. Fruiting pedicels erect-ascending, glabrous or sparsely pubescent, 1-5 cm. Sepals oblong, 5-8 × 1.5-2 mm, glabrous or sparsely pubescent, white or sometimes purple margined. Petals obovate, 1.1-1.8 cm × 3-7 mm, apex rounded; claw 0.9-1.1 cm. Filaments white, median pairs 5.5-7 mm, lateral pair 3.5-4.5 mm; anthers linear, 2.5-3 mm. Fruit linear to linear-lanceolate, 3-5 cm × 3-6 mm, margin straight or undulate. Seeds orbicular, 3-4 mm in diam., uni- or biseriate, flattened, broadly winged. Fl. and Fr. Jul-Sep.

Gravelly slopes; 3700-4400 m. Xinjiang [Kazakhstan, Kyrgyzstan, Tajikistan].