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Peganum nigellastrum

Description from Flora of China

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.

Dry grasslands, hilly slopes, sandy and gravelly areas, semidesert and steppe areas. Gansu, Hebei, Henan, Nei Mongol, Ningxia, N Shaanxi, Shanxi, N Xinjiang [Mongolia, Russia].


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