Poecilotheria subfusca is from the Kandy region and "P. bara" is a junior synonym and using the name "bara" in any format is invalid. The highland spider from the alpine forests around Nuwara Eliya should be properly called P. sp. highland.
Period. End of. Full stop. Finito.
Wanna read more and learn why? Join the BTS! The December issue of the Journal of the British Tarantula Society will feature my article on the topic.