Common Name: Ornamental Tree Trunk Spider
Scientific Name: Herennia multipuncta
Family: Araneidae
Size: Male 5-7mm (body length) and Female 10-14mm (body length)
Location: Sitapaila, Kathmandu, Nepal

The Ornamental Tree Trunk Spider in the picture is a female and is larger than the male. These spiders can be found in tree trunks and building sides and have a small web. 

Please feel free to comment below if the above species has been misidentified.