distribution in New Guinea
Luisia tristis (G.Forst.) Hook.f., plant habit, photo E.F. de Vogel, Leiden cult. 20031986
Luisia tristis (G.Forst.) Hook.f., stem with inflorescence, photo E.F. de Vogel, Leiden cult. 20031986
Luisia tristis (G.Forst.) Hook.f., inflorescence, photo E.F. de Vogel, Leiden cult. 20031986
Luisia tristis (G.Forst.) Hook.f., flower, oblique front view, photo E.F. de Vogel, Leiden cult. 20031986
Luisia tristis (G.Forst.) Hook.f., aerial root, photo E.F. de Vogel, Leiden cult. 20031986
Luisia tristis (G.Forst.) Hook.f., inflorescences, photo P.J. Cribb, from Papua (Indonesia), Baliem Valley
Luisia teretifolia Gaudich., drawing N.H.S. Howcroft 21, from PNG, Markham Valley
Luisia tristis (G.Forst.) Hook.f., drawing P. O'Byrne in Lowland Orchids of New Guinea (1994) 505, as Luisia teretifolia Gaudich.
Luisia beccarii Rchb.f., floral analysis, drawing J.J. Smith, based on Gjellerup 595
Luisia beccarii Rchb.f., floral analysis, drawing J.J. Smith, based on Gjellerup 595