Dontostemon crassifolius (Bunge ex Turcz.) Bunge ex Maxim.

Herbs perennial, 5-10 cm tall, eglandular, with a woody base. Stems ascending, branched basally, glabrous. Middle cauline leaves sessile, linear or lanceolate-linear, rarely oblanceolate, (1-)1.8-3.5(-4.5) cm × 1-3(-5) mm, somewhat fleshy, subleathery, glabrous or rarely sparsely covered with simple trichomes, base attenuate or cuneate, margin entire, apex acute. Fruiting pedicels divaricate, straight or slightly recurved, thick, 3-6 mm, glabrous. Sepals oblong, 3-4 × 1-1.5 mm, glabrous or subapically sparsely pubescent with simple trichomes. Petals lilac, obovate, (6-)7-10 × 2-3 mm, apex obtuse; claw 3-4 mm. Filaments of median stamens 3.5-4 mm, united; filaments of lateral stamens 2-3 mm; anthers oblong, 0.9-1.3 mm, apiculate. Ovules 20-30 per ovary. Fruit (1.5-)2-2.5 cm × 1-1.7 mm, glabrous, strongly arcuate with suberect apex, torulose, terete, midvein obscure; style 1.5-2.5 mm; stigma slightly lobed. Seeds brown, oblong, ca. 1.5 × 1 mm. Fl. Jun-Aug, fr. Jul-Sep. 2n = 14.

Sandy or gravelly areas, grasslands. Nei Mongol [Mongolia, Russia].

Andreoskia crassifolia Bunge ex Turczaninow, Bull. Soc. Imp. Naturalistes Moscou 15: 271. 1842.