Begonia subvillosa

Stems to 16 cm tall, red, densely hairy, branching. Leaves to 5 cm long, olive-green with a hairy surface; red and hairy below; margins hairy, toothed and wavy. Flowers 1.5 cm wide, pale pink, blushed dark pink.

Brazil

Source: Wright, P.; Goodwin, J.; Spencer, R. (1997). Begoniaceae. In: Spencer, R.. 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 schmidtiana)

kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Rosanae
order      Cucurbitales
family       Begoniaceae
genus        Begonia L.