Panax notoginseng is a perennial herb of Panax in Araliaceae. Spindle-shaped taproot; Stems glabrous; Leaflets oblong, obovate or obovate; Umbel solitary stem apex, glabrous or sparsely pilose; Flowers yellow-green; Filaments are as long as petals; The fruit is oblate, kidney-shaped and bright red; The flowering period is July-August, and the fruiting period is 8-65438+1October.

Panax notoginseng originated in China, distributed in China, Yunnan, Guangxi and other places, and mainly cultivated. Panax notoginseng is a shade-loving plant and likes warm and slightly humid environment. Panax notoginseng should be planted in neutral to slightly acidic sandy soil with good irrigation and drainage conditions and loose and rich organic matter, and humus soil is the most suitable, avoiding continuous cropping. Panax notoginseng can be propagated by seeds, directly planted or transplanted by seedlings.

Physiological characteristics:

1, the taproot is conical or cylindrical, with a length of 1 ~ 6 cm and a diameter of 1 ~ 4 cm. The surface is grayish brown or grayish yellow, with intermittent longitudinal wrinkles and root marks. There are stem marks on the top and tumor-like processes around. It is heavy and solid, with gray-green, yellow-green or gray-white cross section and micro-wood arranged radially. Slight breath, bitterness and sweetness.

2. The rib is cylindrical or conical, with a length of 2-6 cm, an upper end diameter of about 0.8 cm and a lower end diameter of about 0.3 cm.

3. The incision is irregular, shriveled, block or strip, and there are several obvious stem marks and ring lines on the surface. The center of the section is grayish green or white, and the edge is dark green or gray.