Pyrrosia sheareri

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Nomenclature

Other Names:

Historical Use of Pyrrosia sheareri

Pyrrosia sheareri in Traditional Chinese Medicine

Background

Chinese Name (pinyin): Shiwei

Chinese Name  :

Common Name  :Pyrrosia Leaf

Specific Name  : Folium pyrrosiae

Scientific Name:
Collection  : The drug is collected all year round, removed from rhizome and root and dried in the sun or shade.

Description  : Leaf of Pyrrosia sheareri: Fronds slightly crumpled, when whole lanceolate, 10 - 25cm long, 3 - 5cm wide, apex acuminate, base auriculate oblique, margins entire, edges usually rolled inwards, upper surface yellowish green or greyish-green, sparsely black rounded pitted, lower surface densely covered with reddish brown stelllate hairs, sometimes lateral veins completely covered with brown rounded spotted sori. Stipes with 4 ribs 10 - 20cm long, 1.5 - 3mm in diameter, slightly twisted, grooved longitudinally. Fronds leathery, odor slight, taste slightly astringent and bitter.

Identification  : Powder: Stellate hairs with a 6 - 12 celled body, showing a radiate arrangement of upper and lower rows, surface sometimes smooth or with longitudinal or irregular striations and a 1 - 9 celled stalk. Spores ellipsoid in pollar view and kidney shaped in equatorial view with warty walls. Ring cells of aporrangia rectangular in surface view. Lower epidermal cells of leaf polyangular with beaded anticlinal walls and subrounded stomata. Fibres fusiform, filled with reddish brown or brown masses.

Processing  : Eliminate foreign matter, wash clean, cut into section, dry in the sun and sift.

Action  : To induce diuresis, relieve dysuria, remove heat and arrest bleeding.

Indication  : to induce diuresis, relieve dysuria, remove heat and arrest bleeding

Precautions  :

Dosage  : 6 to 12 g.

Storage  : Preserve in a ventilated dry place.

Synonymns for Pyrrosia sheareri

Patent Medicines and Medicines with Multiple Ingredients that include Pyrrosia sheareri

Pharmaceutical Information

Chemical Constituents

Evidence or the Use of Pyrrosia sheareri in the Treatment of Epilepesy

Basic Science

Animal Studies

Cohort, Case-Control and Non-Randomized Trials

Randomized Controlled Trials

Meta-Analysis

1st Five Results: pubmed search

Kang He, Lin-Lin Fan, Tian-Tai Wu, Jiang Du
##Title##
Nat. Prod. Res.: 2019, 33(20);2982-2987
[PubMed:30488728] [WorldCat.org] [DOI] (I p)

Yi-xuan Zhang, Kai-tong Li, Qiu-yue Li, Yue Shi
[Identification of foliumn pyrrosiae from different habitats and species by HPLC fingerprint].
Zhong Yao Cai: 2011, 34(1);20-6
[PubMed:21818964] [WorldCat.org] (P p)

Y H Zhao
[Analysis of the therapeutic effect of 1,148 cases of bacillary dysentery treated with Pyrrosia sheareri].
Zhong Xi Yi Jie He Za Zhi: 1985, 5(9);530-3, 514
[PubMed:2936511] [WorldCat.org] (P p)

Safety

Allergies

Side Effect and Warnings

Pregnancy and Breastfeeding

Adverse Effects