This name is a synonym of Impatiens thomsonii subsp. aitchisonii (Hook. f.) Grey-Wilson.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50325707) with original publication details: Rec. Bot. Surv. India 4: 17 1904.
This name was in version 1 of The Plant List, record tro-50325707, and has not been changed.