Melastoma dodecandrum Lour., Fl. Cochinch. 1: 274 1790. (syn: Asterostoma repens (Desr.) Blume; Melastoma repens Desr.; Osbeckia repens (Desr.) DC.);
China (Anhui, Fujian, Guizhou, Guangdong, Guangxi, Hunan, Jiangxi, Zhejiang),
Vietnam
as per Catalogue of Life;

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Melastoma dodecandrum Lour. : 3 posts by 2 authors. Attachments (8)- around 400 kb each.

Location: Victoria Peak, Hong Kong 
Date: 12 August 2018
Elevation: 1300 ft.
Habit : Wild

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Melastoma dodecandrum Lour. ??? : 5 posts by 3 authors. Attachments (6)- around 800 kb each. 

Location: Kowloon Park, Hong Kong 
Date: 16 August 2018
Elevation:125 ft.
Habit : Cultivated

Should be Melastoma dodecandrum, known from HK.