Stems annual to 35 cm tall, fleshy, light green. Leaves light green, to 10 cm wide, with round-toothed hairy margins. Flowers pink to 3 cm wide, attached directly to the main stem, fragrant. Clusters of tiny bulbils form in axils, held in place by the stipules.
Source: (1997). Begoniaceae. In: . Horticultural Flora of South-eastern Australia. Volume 2. Flowering plants. Dicotyledons. Part 1. The identification of garden and cultivated plants. University of New South Wales Press. (as Begonia gracilis var. martiana)