Alyssum spathulatum Stephan ex Willdenow, Sp. Pl. 3: 465. 1800; Berteroa spathulata (Stephan ex Willdenow) C. A. Meyer; Hormathophylla spathulata (Stephan ex Willdenow) Cullen & T. R. Dudley.

Plants (5-)7-12(-15) cm tall. Basal leaves canescent, densely stellate; petiole (0.3-)0.5-1.8(-2.5) cm, slightly expanded at base; leaf blade broadly spatulate, suborbicular, or obovate, rarely subreniform or oblanceolate, (2-)4-10(-12) × (2-)3-9(-12) mm, base cuneate or rarely subcordate, margin entire, apex rounded or subacute. Cauline leaves linear or narrowly oblong, (3-)4-8(-12) × 0.5-1.5(-2) mm, sessile, apex obtuse or subacute. Fruiting pedicels divaricate, slender, straight, 5-10(-13) mm. Sepals sparsely pubescent, 3-3.5 × 1-1.5 mm. Petals white, obovate, 5-7 mm; lobes ovate or oblong, 1-2 × 0.5-1.5 mm, obtuse. Filaments 2.5-3.5 mm; anthers 0.7-1 mm. Ovules 2-6(-8) per ovary. Fruit orbicular or rarely elliptic, (3-)4-6(-7) × 3-5 mm, somewhat inflated; valves glabrous or very rarely pubescent, rounded at 1 or both ends, reticulate veined; gynophore 0.1-0.7 mm; style glabrous, (1-)2-3(-4) mm. Seeds suborbicular, 3-4 mm in diam., slightly flattened; wing membranous, to 1 mm wide. Fl. Apr-May, fr. Jun-Jul.

The above first record from China is based on Bunge 73 (F).

Rocky slopes; 500-1000 m. Xinjiang [Kazakhstan].