Two new species, Begonia bracteolata and Begonia keralensis, are described from the Western Ghats of India. They are placed in the newly created Begonia sect. Flocciferae, along with B. albo-coccinea Hook. and B. floccifera Bedd. Lectotypes are designated for three names within this section. Colour photoplates, illustrations and an identification key to Begonia sect. Flocciferae are also provided.

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A new species of Begonia, Begonia murlenensis (sect. Platycentrum) is described and illustrated from northeastern India. The new species is compared with B. manhaoensis. Diagnostic characters are provided along with a distribution map and notes on its habitat and phenology. Begonia zhongyangiana as a new record in India is also presented here along with a distribution map.

Begonia keralensis Pradeep, Sinj. Thomas & Britto and Begonia bachulkarii Aitawade, Kattuk. & S.R.Yadav were independently described recently from Nelliyampathy in Kerala, India, within two weeks of each other. The names are based on different types but represent the same taxon. Because Begonia bachulkarii is the earliest published name, Begonia keralensis is reduced to synonymy.

A new species of Begonia, Begonia naga is described from Mokokchung, Nagaland, India. It belongs to the sect. Platycentrum. Detailed description, photographs, illustrations, distribution map and notes on habitat are provided.