Herbs annual, to 60 cm tall, glabrous. Stem prostrate, decumbent, or erect, light green, somewhat curved, terete, slightly ribbed; branches obliquely spreading, slightly curved, slender. Leaves sessile, linear, straight or lower ones slightly curved, semiterete or compressed, 0.3-2 cm × 0.5-2 mm, base somewhat contracted, apex obtuse or acute. Glomerules arranged into spikes on upper branches, usually 3-6-flowered. Flowers bisexual and female. Perianth depressed, 5-parted; segments unequal, abaxially extended and thickened, appearing unequally cornate, apex obtuse. Filaments slightly exserted, short; anthers yellow-white, subglobose, minute, 0.15-0.2 mm. Style obscure; stigmas 2. Utricle depressed globose; pericarp free from seed. Seed horizontal or oblique, lenticular, 1-1.5 mm in diam.; testa black, sublustrous, leathery, distinctly pitted, rim margin subobtuse. Fl. and fr. Aug-Sep.
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An annual herb, It grows 60 cm tall. The stems can lie along the ground or be erect. They are light green and slightly curved. The leaves are narrow and do not have leaf stalks. They are 1-2 cm long by 1-2 mm wide. The seeds are 1-1.5 mm across.
It is a temperate plant. It grows on saline-alkaline soil deserts, lake banks, riversides. It grows in the eastern forests in Manchuria. It can grow in arid places.
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Saline habitats. Saline-alkaline soil deserts, lake banks and riversides in northern China.
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