Begonia ferox is a species of flowering plant in the family Begoniaceae Begonia ferox has been documented in Guangxi Zhuangzu growing on limestone outcroppings of the forest floor. It has a creeping growth habit, with leaves up to 7.5 inch long and  5 inch wide. When the leaves reach maturity, blackish-brown and hairy bullae with red tips emerge, up to 0.5 in tall and 0.25 inch wide. It flowers from January through May, producing fruit April through July. Carpellate flowers are pinkish white, while staminate flowers are pinkish yellow, and the fruit is reddish-green.