Family – Begoniaceae – 1 genus in Sri Lanka
31.01. BEGONIA L.
B.cordifolia (Wight) Thw. S.gal-ambala
B.cucullata Willd. var. hookeri Smith and Schubert E:free-flowering begonia T:kaloopulichy
B.dipetala R. Graham
B.hirtella Link E:fringed begonia S:hak-ambala
B.humilis Dryander E:dwarf begonia, rough-leaved begonia
B.malabarica Lam. S:hak-ambala, maha-hak-ambala
B.subpeltata Wight
B.tenera Dryander var. tenera S:bim-hak-ambala var. thwaitesii (Hook.) Jayasuriya [Begonia thwaitesii Hook.]
B.ulmifolia Willd. E:elm-leaved begonia
Reference – A CHECK LIST OF THE FLOWERING PLANTS; Lilani Kumudini Senaratna, B.Sc. (Colombo) M.Phil. (OUSL), Department of Botany, The Open University of Sri Lanka, Nawala, Nugegoda. Published by National Science Foundation 47/5, Maitland, Place Colombo 7 SRI LANKA