Orixa japonica




Family Rutaceae
Scientific name Orixa japonica Thunberg
Synonyms Celastrus dilatatus Thunberg; Celastrus japonica (Thunberg) K. Koch; Celastrus japonicus (Thunberg) K. Koch; Celastrus orixa (Thunberg) Siebold & Zuccarini; Euodia ramiflora A. Gray; Glochidion vanioti H. Léveillé; Ilex orixa (Lamarck) Sprengel; Orixa racemosa Z. M. Tan; Orixa subcoriacea Z. M. Tan; Othera japonica (Thunberg) Nicholson; Othera orixa Lamarck; Sabia cavaleriei H. Léveillé; Sabia feddei H. Léveillé
Common name (Japanese common name) ko-kusagi [small kusagi (kusagi = Clerodendron trichotomum Thunberg)]
(English common name) Japanese Orixa
Distribution (Japan) Honshu, Shikoku, Kyushu
(Other nations) Korea, China
Chromosomal number 2n=34, 40
Description Plants 1.5-3m. Leaves 6-10cm length. Flowers green, male flowers 4mm, flowering in April to May. Deciduous. Shrub.
Reference Orixa japonica Thunb.



Male plants


April 2007
at Tsukuba Botanical Garden
April 2007
at Tsukuba Botanical Garden
April 2007
at Tsukuba Botanical Garden



Female plants


April 2007
at Tsukuba Botanical Garden
April 2007
at Tsukuba Botanical Garden
April 2007
at Tsukuba Botanical Garden


December 2007
at Tsukuba Botanical Garden
December 2007
at Tsukuba Botanical Garden