Glossorhyncha ambricaulis van Royen, L0061263, Balgooy, MMJ van, #538
Glossorhyncha ambricaulis van Royen, drawing van Royen, The Alpine Flora of New Guinea volume 2 (1979)
Glossorhyncha ambricaulis van Royen, A00057638, Balgooy, MMJ van, #538