Begonia aconitifolia (Cultivated)

Images by Arundhati Boyce - Id by Ajinkya Gadave

Cane Begonia, Metallica Begonia ;  

Ornamental for id - 200113 ANB-0028 - Mumbai: I'd love to know the name of this ornamental plant if possible. Could it be some Begonia?
Begonia aconitifolia
id please Barasat,wb 05.12.16 : 4 posts by 2 authors. Attachments (1)
BARASAT, WB 05/12/16
Begonia species. Pl. Check with comparative images at EFI site
Pl. check with images at Begonia aconitifolia A.DC.
Was it cultivated ?