Grass on the edge of the well

Grass on the edge of the well

(Yunnan Chinese herbal medicine)

[synonym] Fengwei grass (Yunnan materia medica) and black wolfberry (Yunnan Chinese herbal medicine).

[source] it is the whole plant of pteridiaceae.

[plant morphology] Pteris glabrata

Evergreen perennial herb. Rhizome shorter, transverse, dense linear lanceolate scales, dark brown. The leaves are tufted, 1-2 pinnately divided, 30-60 cm long, leathery smooth, petiole green, about 30 cm long, slightly curved, dark brown at the end, rough surface, with scales only at the base; vegetative leaf lobes are long linear, 1.2 cm wider than sporophylls, with serrated edges; sporophyll lobes are long linear, slightly leathery, 4.5-6 mm wide, serrated, with main veins protruding on the back The sporangium group grows along the lower leaf margin, some leaf margins are slightly reversed; the cover of the sporangium group is narrow, membranous, and the spores are brownish yellow.

Born in bamboo forest, river valley, stone crevice and mountain wetland. It is distributed in Southwest China.

[collection] it can be collected all year round, washed and dried.

[nature and taste] 1. In the south of Yunnan materia medica: "pungent, nontoxic. "

② Yunnan Chinese herbal medicine: "light bitter, cold. "

Functions and indications: clearing away heat and toxin, promoting blood circulation and diuresis. Treatment of dysentery, enteritis, urine pain, carbuncle, furuncle, fracture.

① "Diannan Materia Medica": "treat traumatic injuries, tendons and bones broken, apply to the affected area; apply to the fontanelle immediately after anal prolapse, and then change the dressing. "

② "Yunnan Chinese herbal medicine": "anti inflammation and dysentery, Shujin Jiegu. Treatment of chronic hepatitis, dysentery, low back pain, fractures. "

③ Common folk herbs in Kunming: "clearing away heat and toxin, eliminating inflammation and diuresis, activating collaterals and relieving pain. For dysentery, enteritis, hepatitis, pharyngitis, urinary tract inflammation, carbuncle, furuncle, rheumatism, traumatic pain. "

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