Mao Guanzhong

Mao Guanzhong

(Hunan medical records)

[synonym] xiaolonggu, xiaoguanzhong, xiannannao and xianwuzi.

[source] it is the dry rhizome of Dryopteris multiflora.

[plant morphology] Dryopteris multiflora, also known as Dryopteris latifolia.

Perennial herbs, 50-95 cm high. Rhizome obliquely ascending, densely covered with dark brown or chestnut black lanceolate scales. The leaves are oblong, thick papery, almost equal in length to petiole, 20-30 cm in width, acuminate at the top, more or less caudate, brown ovate lanceolate scales (sometimes the lower part of scales is raised and bubbly), 2-pinnate or 3-pinnate; the pinnae are lanceolate, 10-18 cm long at the base , 3-4 cm wide, long acuminate; pinnules oblong lanceolate, obtuse, base auriculate, margin lobed or with sparse obtuse teeth. Lateral veins pinnate branched. Sporangia are found in the middle of venules; the cysts are round and reniform.

Wild in hillside, forest, ditch, wet stone gap. It is distributed in South China, the Yangtze River Basin, north to the south of Henan Province.

[collection] all year round.

[taste] bitter, flat, non-toxic.

Functions and indications: clearing away heat and toxin, relieving cough and asthma.

[selection] 1. Treatment of hookworm disease: one to two pairs of Dryopteris multiflora. Take it in water.

② Prevention of cold: Dryopteris multiflora root three Liang, Prunella vulgaris two liang, Toona bark one or two. Fried in water for tea.

③ Treatment of asthma: Dryopteris multiflora five money, Schizonepeta tenuifolia three money, broad skin one money, white mustard three money, black medicine three money, Poria cocos three money. Take it in water.

④ Treatment of stool blood: Dryopteris multiflora five money, Sanguisorba Sanguisorba three money. Fried in water is good for brown sugar.