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What varieties and types of Panax notoginseng are there? A detailed introduction to common varieties

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Panax notoginseng: slightly spindle-shaped or subconical, 1-6 cm long, l-4 cm in diameter. The surface is grayish yellow (commonly known as "iron skin") or grayish brown (commonly known as "copper skin"), with intermittent longitudinal wrinkles and a few lenticels, a stem scar at the apex, and nodular protrusions around it (commonly known as "lion's head"). There are broken rootlet scars on the sides. The texture is firm, and after being crushed, the bark and wood often separate. The cross-section is grayish green, yellow-green, or grayish white (commonly known as "iron bone"), and the bark has small brown resin canal spots. The odor is slight, and the taste is bitter followed by slightly sweet. Spring

Panax notoginseng: slightly spindle-shaped or subconical, 1-6 cm long, l-4 cm in diameter. The surface is grayish yellow (commonly known as "iron skin") or grayish brown (commonly known as "copper skin"), with intermittent longitudinal wrinkles and a few lenticels, a stem scar at the apex, and nodular protrusions around it (commonly known as "lion's head"). There are broken rootlet scars on the sides. The texture is firm, and after being crushed, the bark and wood often separate. The cross-section is grayish green, yellow-green, or grayish white (commonly known as "iron bone"), and the bark has small brown resin canal spots. The odor is slight, and the taste is bitter followed by slightly sweet.

Spring notoginseng: usually heavy, plump, and firm; winter notoginseng, by contrast, is light, loose and spongy, with more surface wrinkles and furrows.

Jiankou notoginseng: irregularly shrunken block-like or strip-like, with several obvious stem scars and ring lines on the surface, grayish white in the center of the cross-section and gray at the edges.

Jintiao notoginseng: cylindrical, 2-6 cm long, about 0.8 cm in diameter at the upper end and about 0.3 cm in diameter at the lower end. The cross-section is grayish brown.

Tianqi xu: slender cylindrical, curved and not straight, less than O.5 cm in diameter, otherwise the same as jintiao.

Panax notoginseng powder: a grayish yellow powder; if it is put into pig blood and can turn the pig blood into water, it is genuine.

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