Patrinia villosa




Family Valerianceae
Scientific name Patrinia villosa (Thunberg) Jussieu
Synonyms Valeriana villosa Thunberg
Common name (Japanese common name) otoko-eshi (オトコエシ, 男郎花 [meaning: male prostitute flower])
(English common name) patrinia
Distribution (Japan) Hokkaido, Honshu, Shikoku, Kyushu, Okinawa
(Other nations) Korea, China, Taiwan
Habitat Forest edge, field
Chromosomal number 2n=22
Description Plants electing 100cm tall. Flowers white corollas 4mm acros, flowering in August to October. Fruits 2-3mm long. Perennial plants.
Reference Patrinia villosa (Thunb.) Juss.
Pharmaceutical composition containing a mixed extract of Phellodendron amurense RUPRECHT cortex and Patrinia scabiosaefolia FISCH. for treatment of hepatitis C (US Patent 6113909/2000)
Complex prescription of chinese medicine for the treatment of extensive cancer (US Patent 7005146/2006)



September 2006
at edge of forest
September 2006
at edge of forest
September 2006
at edge of forest



August 2008
at Tsukuba Botanical Garden
August 2008
at Tsukuba Botanical Garden
August 2008
at Tsukuba Botanical Garden