Tian Yuanzhi

Tian Yuanzhi

(materia medica of Southern Yunnan)

[synonym] Polygala tenuifolia, shenshacao, guazijin, Xiaodingxiang, Viola yedoensis, digitalis lanhuaensis, digitalis, evergreen ("Yunnan Chinese herbal medicine").

[source] it is the root of Polygala tenuifolia.

[plant morphology] Polygala tenuifolia, also known as Polygala broadleaf, Polygala sibirica, Polygala tenuifolia, Polygala ovale, dauerhong and Qingyu Dancao.

Herbs perennial, 8-20 cm high, all densely villous. The roots are cylindrical, curved and branched. Stems tufted, green brown. Single leaf alternate, ovate to ovate lanceolate, 8-20 mm long and 3-6 mm wide, apex pointed, entire, base gradually narrowed, petiole short, with midrib but without lateral vein. Inflorescence terminal or axillary; flowers green white, sepals 5, front 1 sepal ovate lanceolate, saccate, 2 sepals on both sides larger, petal shaped, oblong, back 2 sepals with front 1 sepal, only side slightly narrow; petals 3, lower connate, petals on both sides obovate or spoon shaped, central petal larger, saccate, near the top with fringed appendages; stamen 8, filaments The pistil is 1, ovary is 2-locular, style is curved, stigma surface is tongue shaped. Capsule ovoid and flat, 4 mm in length and width, apex slightly concave, margin winged, ciliate, base with persistent sepals, dehiscent along margin at maturity. Seeds oblong, oblate, black. The flowering period is May. The fruit period is June.

It grows on sunny hillside or sandy dry flat land. It is distributed in Northeast, North China, northwest and southwest.

The root of this plant is also used as Polygala tenuifolia, see "Polygala tenuifolia".

Sweet and hard, cold.

① Wen Ben Cao, Diannan. "

② Yunnan Chinese herbal medicine: "hard work, cold.". "

Functions and indications: Nourishing Yin, clearing heat, eliminating phlegm and detoxifying. It is used to treat tuberculosis, heat, cough, leucorrhea, backache, pneumonia, stomachache, dysentery, traumatic injury, rheumatic pain and sores.

① "Diannan Materia Medica": "tonifying the liver, spleen and kidney, nourishing yin and blood, strengthening the body and moistening the muscles, stopping cold and abdominal pain, stopping tuberculosis and cough, women's leucorrhea, backache, dizziness, tinnitus. Men and women need medicine for deficiency. "

② "Kunming medicine plant investigation report": "breaking blood, relieving all sores poison. It can cure the rotten odour of tooth crevasse and dispel phlegm. "

③ Yunnan Chinese herbal medicine: "clearing away heat and toxin, relieving pain. Treatment of traumatic injury, rheumatic pain, infantile pneumonia, dysentery, chronic diarrhea, stomachache, sores. "

[usage and dosage] oral: decoction, 3-5 yuan. External use: tamping.

[selected formula] for postpartum tuberculosis, fever, sweating, tasteless diet: Sweet Polygala (peeled, heart) dry with five money, fresh with one or two. With a hen, to the intestine, the medicine into the boil, hollow food. (materia medica of Southern Yunnan)