• Begonia Linnaeus, 1753
• Begonia coccinea Hook.
• Begonia convolvulacea A. DC.
• Begonia cucullata Willd.
• Begonia decandra Pavón ex A. DC.
• Begonia foliosa
• Begonia foliosa Kunth
• Begonia heracleifolia Cham. & Schlecht.
• Begonia hirtella Link
• Begonia humilis Dryand.
• Begonia nelumbiifolia Cham. & Schlecht.
• Begonia reniformis Dry.
• Begonia semperflorens Link & Otto accepted as Begonia cucullata Willd.
• Begonia ulmifolia Willd.
• Begoniaceae C.A. Agardh, 1824
• Begoniales accepted as Cucurbitales