Ophiorrhiza japonica




Family Rubiaceae
Scientific name Ophiorrhiza japonica Blume
Synonyms none
Common name (Japanese common name) satsuma-inamori (サツマイナモリ, 薩摩稲森 [meaning: SAtsuma inamori-sou (Satsuma = an old name of Kagoshima Prefecture; inamori-sou = Pseudopyxis depressa Miquel)])
(English common name) none
Distribution (Japan) Honshu (west of Chiba Prefecture), Shikoku, Kyushu, Okinawa
(Other nations) Taiwan, China
Habitat Forest, forest edge
Chromosomal number 2n=22
Description Plants creeping 10-25cm tall, hairy. Leaves 2-5cm long, 1.5-3cm wide. Flowers white corollas 1-1.5cm long, flowering in December to May. Fruits 4mm long, 10mm wide. Perennial plants.
Reference  Ophiorrhiza japonica Blume
Chromosome Numbers of Ophiorrhiza and Psychotria (Rubiaceae) in the Ryukyus
Breakdown of distyly in a tetraploid variety of Ophiorrhiza japonica (Rubiaceae) and its phylogenetic analysis



Photo by Mr. Ponpoko  Photo by Mr. Ponpoko  Photo by Mr. Ponpoko 
April 2005
at forest in Kyushu
April 2008
at forest in Kyushu
January 2007
at forest in Kyushu