Epimedium Grandiflorum P.E.
Latin name:Epimedium Grandiflorum
Morr.
Chinese name:Yin Yang Huo
Family:Berberidaceae
Genus:Epimedium
Part used:Total herb/ aerial
part
1 Summary
Epimedium Grandiflorum Morr. (Yin Yang Huo in Chinese Name )
as one of the famous Chinese medicinal herbs, was most used for
strengthening YANG in ancient China.
Shape: Perennial herbaceous, with height
*0—*0cm. Rhizome is crawling, with hard texture and in deep
brown color. Leafstalk is tall & thin, along with straight
stem. The flower, white in common, is about 6—8cm in
diameter. Seed appears to be brown or black
brown. Florescence for Epimedium grandiflorum: June to July;
Fruit period: August.
Cultivation: 1. Field choice and soil
preparation: Choose empty land under broadleaf trees or rows
between fruit trees, remove bush roots and weeds, then turn up the
soil deep to *0cm with smashing the earth. Excavate several
field ditches in *0cm width according to the area size.
2. Breeding: According to the position of the hidden
sprout, cut the stem in disorder underground into pieces with
*0—*0cm long, so as to increase the pieces in monomer. 3. Field
setting: Put the stem pieces crisscrossing along ditches in tow
rows, step on tightly with covering a thin layer of soil. Irrigate
the fields to infiltration, join the sections after water fully
infiltrated. Field setting should be done in autumn after
gathering. 4. Field management: Remove the weeds in time in
spring next year after field setting when cultivating in rows of
fruit trees, due to young seedling and wide row space. No need
to remove weeds and loosen the soil when cultivating under
broadleaf trees due to shade with trees and less weeds. Do not
gather in the stem-leaf of the area part in the same year of field
setting, just for growing healthy sprout over winter so as to
promote breeding in speed to joint together.
Harvest:Generally done in summer and autumn for aerial
part. Clean the Epimedium grandiflorum after gathering, bind it in
bundle, leave to dry in the sunshine. Store with sealed and
moisture-proof.
Distribution: Epimedium grandiflorum most grows by
broadleaf trees in balanced moisture, in shrubbery, and in shady
hillside. It’s in the best growing with fleshy humus soil, and
distributing in large area. It’s mainly distributed in China
in North-east, Shanxi and Sichuan province.
2 The main chemical
composition
There are many ingredients in
Epimedium grandiflorum, such as ceryl alcohol, hentriacontane,
phytosterol, icariin, baohuoside I, baohuoside II,
2’’**-rhamnosylicaliside II, sagittatoside B, karisoside F,
ikarisoside C, icariside I,II and epimedoside A. etc.
4 The efficacy and
mechanism