Allium tuberosum L. Medicinal dried mature seeds. It is cultivated all over China.

Morphological characteristics:

Perennial herb, 20 ~ 45 cm high, with a strong smell. Rhizomes are horizontal, with many fibrous roots and 1 ~ 3 clustered bulbs on them. Basal leaves, long linear, flat, entire, smooth and hairless, dark green.

The flower stem is extracted from the leaves, which can reach 50cm long and is triangular; Umbellies terminal, involucral bracts membranous white; Perianth 6-lobed, white; Stamens 6; Pistil 1, ovary superior. The capsule is triangular and green. The seeds are black, flat, slightly semi-oval, with angular edges. The flowering period is from June to July, and the fruiting period is from July to September.

Harvesting and processing:

When the fruit is ripe in autumn, collect the preface, dry in the sun, rub off the seeds and remove impurities.

Medicinal decoction pieces:

semen allii tuberosi

Semicircular or semi-oval, slightly flat, 2 ~ 4 mm long and 1.5 ~ 3 mm wide. Black surface; One side is convex, rough, and has fine reticular wrinkles; The other side is slightly concave and the wrinkles are not obvious. The hilum is blunt at the top, slightly sharp at the base and slightly convex. It's hard. The gas is special and the taste is slightly pungent.

Salted leek seeds

Stir-fried leek seeds with salt water.

Efficacy indications: * *

Xin, Gan, Wen. Warming liver and kidney, strengthening yang and solidifying essence. Can be used for treating liver and kidney deficiency, impotence and nocturnal emission, soreness of waist and knees, frequent urination and leucorrhea. 3 to 9 grams.

This article is excerpted from Dashi Culture's The Most Complete Classic Atlas of Chinese Herbal Medicine in History (Volume II).