FLORA OF VIETNAM
Begoniaceae
Begonia hemsleyana Hook.f.

Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23°03ʹ00.4ʺN 104°52ʹ02.2ʺE, steep rocky slopes of river valley composed with eroded limestone at elevation 1000–1060 m a.s.l. Remnants of primary evergreen broad-leaved very humid forest. Lithophytic and terrestrial herb on shady rocky slope. Leaves dark green above, often with white spots. Flowers pink. Petiole and stem dull purple. Very common. 19 October 2018, L. Averyanov, Nguyen Sinh Khang, T. Maisak, Truong Quang Ngan, VR 1016 (HN, LE01049113).