Peganum nigellastrum Bunge

Herbs, perennial, 10-25 cm tall, erect or spreading, hispid. Leaf blade 2-3 × divided into lobes; lobes linear, 0.7-10 × ca. 1 mm, apex acuminate. Flowers terminal or axillary. Pedicel hispid. Sepals 5, oblanceolate, persistent, ca. 1.5 cm, 5-7 × linear divided, lobes ca. 10 × 1 mm. Petals pale yellow, oblanceolate, 1.2-1.5 cm. Stamens 15, broader at base. Capsule yellowish brown, globular, 3-locular. Seeds numerous, dark brown, fusiform, surface muriculate. Fl. May-Jul, fr. Jul-Nov. 2n = 24.