Stephania japonica




Family Menispermaceae
Scientific name Stephania japonica (Thunberg) Miers
Synonyms Cocculus japonicus (Thunberg) de Candolle; Menispermum japonicum Thunberg
Common name (Japanese common name) hasuno-ha-kazura [lotus leaved vine]
(English common name) none
Distribution (Japan) Honshu (west of Central region), Shikoku, Kyushu, Okinawa
(Other nations) Korea, China, Taiwan, Philippines, Thailand, Malaysia, Australia, India, Sri Lanka
Chromosomal number unknown
Description Leaves 2-12cm length, 3-10cm width. Flowers pale green, flowering in July to September. Fruits red 6mm. Deciduous. Vine.
Reference Stephania japonica (Thunb.) Miers
Stephania japonica (Thunb.) Miers
Method for inhibiting interleukin-6 production by administering extracts from root of Stephania tetrandra (US Patent 6162437/2000)



Female plants


October 2007
at Koishikawa Botanical Garden
October 2007
at Koishikawa Botanical Garden
October 2007
at Koishikawa Botanical Garden


October 2007
at Koishikawa Botanical Garden