Begonia trichocarpa

Begonia trichocarpa Dalzell, Hooker's J. Bot. Kew Gard. Misc. 3: 230 1851.

Large herbs; stem reddish, flaccid, sub-erect, hispid. Leaves to 8 x 3 cm, ovate-oblong, acuminate, obliquely cordate at base, hirtus, membranous, 5-nerved from the base; petiole 1-3 cm long, hispid; stipule 6 x 2 mm, lanceolate. Cymes 2 cm across, lateral; peduncle 1-2 cm long. Flowers 1-3 together; male sepals 4, outer sepals 5 x 7 mm, hispid; inner smaller, curved, glabrous; female sepals 4 or 5, similar to male flowers; ovary hispid, 3-locular, placenta single, styles 3, each divided in to two branches at apex. Capsule 1 x 2 cm obovate, truncate at apex, wings acute above, subequal; seeds minute, many, hexagonal.  
Flowering and fruiting: August-December
Evergreen and semi-evergreen forests
Western Ghats (Endemic)

Images by tspkumar
95-TSP-ID-09SEP2016-01:Images of Begonia sp @ Bababudangiri for ID : 8 posts by 2 authors. Attachments (7)

Kindly identify this Begonia sp 

Habit: Herb 

Habitat: Wild, Shola forest fringe. 

Sighting: Gandhi Mahal, Bababudangiri, Chikmagalur, Karnataka, about 1500 msl 

Date: 04-10-2014

You may also check with comparative images at Begonia
Begonia trichocarpa Dalzell

Is it same the as posted in the FoI ? Flowers are whitish in the FoI   

I think the images at your given link and in FOI may be of Begonia picta