1, families and genera, different textures
Adenophora adenophora belongs to Campanulaceae, and its texture is empty and sparse. Glehnia littoralis belongs to Umbelliferae and has a solid texture.
2. Different characters
Adenophora adenophora is a long cylinder or a long cone, with a thick root, tapering downward, slightly bent or twisted, and occasionally branched, 7-27 cm long and 0.8-3 cm in diameter. Reed heads vary in length and thickness, generally1-3. The surface is yellow or light brown, with deep horizontal stripes on the upper part of the root, such as the horizontal stripes on the surface of earthworm, shallow longitudinal grooves and longitudinal wrinkles on the lower part, and dark protrusions and fibrous root scars. Light, spongy, easily broken, uneven section, yellowish white, with many cracks, like sponge. Odorless and slightly sweet.
Glehnia littoralis is slender and cylindrical with occasional branches, with a length of 15-45cm and a diameter of 0.4-1.2 cm. Brown rhizome residues are often left at the top, slightly thinner at the top, slightly thicker in the middle and thinner at the lower part; The surface is yellowish-white, rough, with occasional residual skin, all with fine longitudinal wrinkles or grooves, and brownish-yellow punctate fine root marks; Brittle and easy to break; The skin of the section is light yellow and white, and the wood is yellow. Those who are exposed to the sun with skin have a light brown skin and a white powdery cross section; The gas is special and the taste is slightly sweet.
3. Different functions
Radix Adenophorae tonifies the qi of lung and spleen, and is suitable for deficiency of spleen and lung, fatigue, anorexia, spontaneous sweating, pale tongue and weak pulse.
Glehnia littoralis is good at nourishing the yin of lung and stomach, and is suitable for the weak with internal heat due to yin deficiency, dry cough, little phlegm, low fever, dry mouth, red tongue, little fur and thin pulse in the late stage of fever or chronic illness.
In addition, in terms of their texture, Radix Glehniae is solid, while Radix Glehniae is hollow, the solid one is used for nourishing yin, and the hollow one is used for invigorating qi.