Orchidaceae Juss.
Pterostylis fischii Nicholls , orth. var., scientific
Nicholls, W.H. (1950), Additions to the Orchidaceae of Australia-III (two New Species of Pterostylis in Victoria). The Victorian Naturalist 67(3): 45 BHL [primary reference]
Council of Heads of Australasian Herbaria (28 February 2018), Australian Plant Census: - [orthographic variant]
orthographic variant of: Pterostylis fischiorum Nicholls legitimate