Epimedium grandiflorum




Family Berberidaceae
Subfamily Berberidoideae
Tribe Berberideae
Subtribe Epimediinae
Scientific name Epimedium grandiflorum C. Morren
Synonyms Epimedium grandiflorum C. Morren forma violaceum (C. Morren & Decaisne) Stearn; Epimedium grandiflorum C. Morren var. thunbergianum (Miquel) Nakai; Epimedium macranthum C. Morren & Decaisne, Epimedium macranthum C. Morren & Decaisne var. violaceum (C. Morren & Decaisne) Franchet; Epimedium violaceum C. Morren & Decaisne
Common name (Japanese common name) ikari-sou (イカリソウ, 碇草 [meaning: anchor weed])
(English common name) none
Distribution (Japan) Honshu , Shikoku
(Other nations) Korea, China
Habitat Mountane forest or forest edge (mainly Pacific Ocean side, except of Chugoku region)
Chromosomal number 2n=12
Description Plants 20-40cm tall. Leaves biternate, leaflets each 3-8cm long. Flowers red, purple, pale pueple or white, spurs 1.5-2cm long, Flowering in April to May. Perennial plants.
Reference Epimedium grandiflorum C. Morren
Polysaccharide PS-A obtained from barrenwort deriving from plants belonging to the genus Epimedium, process for preparation thereof and phylactic and immunostimulating agents comprising said polysaccharide PS-A effective component (US Patent 4528188/1985)
Compositions comprising icariside I and anhydroicaritin and methods for making the same (US Patent 6399579/2002)
Safe pharmaceutical composition for treating and preventing infertility and increasing immune function (US Patent 6476203/2002)
Medicament containing Epimedium extract for treatment of prostatic hyperplasia and prostatitis (US Patent 7250182/2007)



April 2006
at Koishikawa Botanical Garden
April 2006
at Koishikawa Botanical Garden
April 2006
at Koishikawa Botanical Garden



April 2006
at my home



April 2006
at high mountain
April 2006
at high mountain
April 2006
at high mountain