Begonia grandis subsp. grandis

Stems annual to about 40 cm tall, green, splashed red at the joints. Leaves large, lime-green with red veins, red reverse; margins toothed. Flowers rose pink, to 3 cm diam. Bulbils develop in the axils.

China

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 grandis subsp. evansiana)

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