FLORA OF VIETNAM Begoniceae Begonia baviensis Gagnep. Northern Vietnam, Ha Giang Prov., Vi Xuyen Distr., Lao Chai municipality, Can Sao village (Tay Con Linh Nature Reserve). Primary broad-leaved evergreen closed forest mixed with semi- decidous forest dominated by Alnus nepalensis, Betula alnoides, Carpinus pubescens around point 22° 49′ 00′' N 104° 48′ 10′E, 1757 m a.s.l. near main field camp. Succulent herb 80 cm tall, perennial, common in humus and wet soil, shade place. Leaf green or violet. Stem and leaf covered red long hairy; tepals white or pinkish. ( DNA material, Photo: N.T.Hiep DSC04066) CPC 370 20/5/2010 . Collectors: N. Q.Hieu, N.T. Hiep, N. T. Vinh, L.T.Khuynh (Funded by Critical Ecosystem Partnership Fund-CEPF through FFI)