Porpax grandiflora Seidenf. 1977
Photos courtesy of Rudi Hromniak and his © and his Orchid Webpage
LATER 
Common Name The Large Flowered Porpax
Flower Size
Found in Yunnan province of China, northern Vietnam and northwestern Thailand in primary coniferous and broad-leaved evergreen forests on rocky karstic, highly eroded limestone, commonly on mountain tops at elevations of 1000 to 1740 meters as a mini-miniature sized, cool growing epiphyte with close set, discoid pseudobulbs enveloped by a fine net of fibers left from a disintegrating sheath and carrying 2, broadly ovate, acute leaves that blooms in the later spring on a short, 1 to 2, simultaneously flowered inflorescence
Synonyms
References W3 Tropicos, Kew Monocot list , IPNI ; Botanisk Tiddskrft Bind 72 1-14 Contributions to the Orchid Flora of Thailand VIII Seidenfaden 1977 drawing fide; Taiwania 61(4):319-354 November 2016, New Species of Orchids (Orchidaceae) in the Flora of Vietnam Averyanov, Nong, Nguyen and Truong 2016 drawing/photo fide;
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