False jasmine - False jasmine

...It blooms in summer, but in greenhouses it blooms in winter. J. mesnyi Hance (also known as Yunnan oubai, English name primrose jasmine) is an evergreen shrub native to Yunnan, China, that grows to about 3m in height. The branches are quadrangular and hairless, and the leaves have three leaflets.

*Some of the terminology explanations that mention "false bluebell" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…花期は夏だが，温室では冬に開花する。　オウバイモドキJ.mesnyi Hance(一名雲南黄梅，英名primrose jasmine)は中国雲南の原産で，高さ3mくらいになる常緑の低木。枝は四角形で毛がなく，葉は3小葉。…

※「オウバイモドキ」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報