Porpax cupuligera (Kraenzl.) Schuit., Y.P.Ng & H.A.Pedersen, Bot. J. Linn. Soc. 186: 199 (2018).
Homotypic Names:

Bulbophyllum cupuligerum Kraenzl., Bot. Jahrb. Syst. 43: 342 (1909).
Stolzia cupuligera (Kraenzl.) Summerh., Kew Bull. 8: 142 (1953).
Heterotypic Synonyms:
Stolzia diffusa Summerh., Kew Bull. 8: 143 (1953).
Epiphyte with a creeping rhizome giving rise to inconspicuous, cylindrical pseudobulbs carrying a single, apical, elliptical, rounded apically, gradually narrowing below into he petiolate base leaf that blooms in the summer on a short, single flowered inflorescence holding the brown maroon to brick red fleshy flower below the leaf.
In cloud forests in deep moss at elevations around 2700 meters.
NE. DR Congo to W. Uganda
The Orchids of South Central Africa Williamson 1977; Orchid Monographs Vol 2 - A Taxonomic Revision of the Continental African Bulbophyllinae Vermeullen 1987
Click on each image to see a larger version.