Zygophyllum oxycarpum Popov

Herbs, perennial, 10-15 cm tall. Roots thick, woody. Stems much branched, spreading. Stipules rotund to lanceolate, membranous to herbaceous, margin serrate. Leaves with 4 or 6 leaflets; petiole 1-2 cm; leaflet blades linear-oblong, 5-20 × 1-3 mm, base cuneate, apex obtuse. Flowers axillary. Pedicel short. Sepals oblong-ovate, 3-5 × 2-3 mm, apex obtuse. Petals obovate, shorter or nearly equal to sepal length, base narrowly cuneate, apex obtuse. Stamens shorter than or as long as petals; appendages 1/4-1/3 as long as stamens, linear, with obtuse teeth at margin. Capsule lanceolate, 2-3 × 0.7-1 cm, membranous, with 5 narrow wings, apex gradually narrowed. Seeds obliquely ovoid, 3.5-4 × 1.5-2 mm, compressed on both sides, base slightly rounded, apex acuminate. Fl. Apr-Jan, fr. May-Jul.

Gravel areas, stony hills. Xinjiang [Kazakhstan].