Pinyin há yè shǔ
Don't list the Savior, three hundred sticks
Source medicinal material base source: it is the rhizome of the potato family plant Kudzu.
Latin botanical mineral name: dioscotea chingii prain et burkill
Harvesting and storage: autumn and winter digging, removal of soil, washing, slicing, sun-dried or fresh use.
The original form of the mountain kudzu potato is wrapped around the grassy vine. The rhizome is transverse, stout, cylindrical, irregularly branched, and brownish-black on the surface. The stem is left-handed, smooth and glabrous. Single-leaf alternate; petioles are shorter than leaf leaves; the leaves at the base of the stem are usually ovate heart-shaped, above the middle of the long triangular heart, the apex is tapering or caudal, full margin, sometimes margin microwave-shaped, smooth and glabrous on both sides. The flowers are unisexual, hermaphroditic. Male inflorescences are spike-like or aggregated, sometimes branched, solitary, rarely 2-3 born in the leaf axils; male flowers have short stems, 2-6 clusters, rarely solitary, sparsely arranged on the inflorescence axis, the flower clusters are separated by 3-10 mm; the flowers are pale yellow when fresh, about 2 mm long, the base is connected to the synthetic tube, the apex is 6 lobes, the lobes are ovoid, shorter than the duvet tube; the stamens are 6, born at the base of the duvet tube, the filaments are about 1.25 mm long and curved outwards; the female inflorescence is similar to the male inflorescence; the female flowers have 6 filament-like vestigial stamens. The capsules are triangular, each winged nearly half-moon shape, 1.5–2 cm long and l.0–1.5 cm wide; the seeds are flattened and round, usually 2 per chamber, growing in the middle of the central axis of each chamber, with thin-film wings around them when ripe. The flowering period is from April to July, and the fruit period is from August to October.
Habitat sub-ecological environment: it grows in the shade of hillside shrubland or rock crevices below 600 m above sea level.
Resource distribution: Distributed in Guangxi.
The chemical composition tuber contains diosgenin 0.24%.
Spicy sexual taste; slightly sweet; flat; toxic
Functional indications for detoxification and loosening of knots; swelling and pain relief. Main lymphadenitis; bruises, swelling and pain
Dosage for internal use: decoction, 9-15g. Topical use: appropriate amount, mashed.
Excerpt from "Chinese Materia Medica"
