Pyrrosia petiolosa

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Nomenclature

Other Names:

Historical Use of Pyrrosia petiolosa

Pyrrosia petiolosa 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 petiolosa

Patent Medicines and Medicines with Multiple Ingredients that include Pyrrosia petiolosa

Pharmaceutical Information

Chemical Constituents

Evidence or the Use of Pyrrosia petiolosa 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

Liju Song, Mei Cao, Chong Chen, Panpan Qi, Ningzhe Li, Daoyan Wu, Jingshan Peng, Xuege Wang, Mao Zhang, Guoku Hu, Jian Zhao
Antibacterial activity of Pyrrosia petiolosa ethyl acetate extract against Staphylococcus aureus by decreasing hla and sea virulence genes.
Nat. Prod. Res.: 2017, 31(11);1347-1350
[PubMed:27784177] [WorldCat.org] [DOI] (I p)

Dandan Cheng, Yingying Zhang, Demin Gao, Hongmeng Zhang
Antibacterial and anti-inflammatory activities of extract and fractions from Pyrrosia petiolosa (Christ et Bar.) Ching.
J Ethnopharmacol: 2014, 155(2);1300-5
[PubMed:25077464] [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)

Chin-Yuan Hsu
Antioxidant activity of Pyrrosia petiolosa.
Fitoterapia: 2008, 79(1);64-6
[PubMed:17855022] [WorldCat.org] [DOI] (I p)

N Wang, J-H Wang, X Li, J-H Ling, N Li
Flavonoids from Pyrrosia petiolosa (Christ) Ching.
J Asian Nat Prod Res: 2006, 8(8);753-6
[PubMed:17145666] [WorldCat.org] [DOI] (P p)

Safety

Allergies

Side Effect and Warnings

Pregnancy and Breastfeeding

Adverse Effects