Loganiaceae

Mitreola viridiflora C.Liu & S.W.Guo

Tuyen Quang Province: Nghia Thuan Commune – including former communes of Nghia Thuan and Thanh Van (formerly Ha Giang Province, Quan Ba District, Thanh Van Commune), Bat Dai Son Nature Reserve, Mo Sai Village, around point 23º07ʹ31.0ʺN 104º57ʹ59.6ʺE, at elevation of 1100–1150 m a.s.l., remnants of primary evergreen broad-leaved and mixed coniferous forest on limestone mountain, terrestrial herb to 0.5 m tall on shady, humid places of base and slope of mountain, flowers white to pinkish white,

3 April 2024, Bui Hong Quang, Nguyen The Cuong, Khang Sinh Nguyen, Tran Duc Binh, BHQ1003 (HN).