Bulbophyllum puntjakense J.J.Sm. 1907 SECTION Macrocaulia (Bl.) Aver 1994
Photos by © J.B.Comber and The Swiss Orchid Foundation at the Jany Renz Herbaria Website
TYPE Drawing by © J J Smith/TYPE Drawing of B batukauense by J J SMith
Common Name The Poentjak Bulbophyllum [refers to the type locality]
Flower Size
Found in Java, Sabah Borneo and the Lesser Sunda Islands in lower wet montane forests at elevations of 1500 to 2000 meters as a small sized, cool growing epiphyte with a creeping rhizome with close set, ovoid, hardly to slightly flattened, adpressed to the rhizome, chain-like pseudobulbs carrying a single, apical, erect, thick, ovate to elliptic, petiolate base leaf that blooms in the spring and summer on an erect, .6 to 1.4” [1.5 to 3.5 cm] long, single flowered inflorescence with a tubular floral bract and carrying unscented flowers
Closely related to B ovalifolium but but B puntkajense has a longer lip, and a small cavity towards the base as well as the flowers open less and the 3 sepals fold forward enclosing the lip. B ovalifolium has a shorter lip, a large basal cavity, the lateral sepals open widely while only the dorsal sepal folds forward.
Synonyms Bulbophyllum batukauense J.J.Sm. 1927
References W3 Tropicos, Kew Monocot list , IPNI ; The Orchids of Java Comber 1990 photo good; The Orchids of Borneo Vol 2 Vermuellen 1991 drawing/photo not = B koilobasis; The Plants of Mount Kinabalu Vol 2 Orchids Wood Beaman & Beaman 1993 not = B koilobasis; A Checklist of the Orchids of Borneo Wood & Cribb 1994 not = B koilobasis; Orchids of Sumatra Comber 2001 photo fide; The Orchids of Sarawak Beaman etal 2001 not = B koilobasis; Malesian Orchid Journal Vol 7 2011 drawing/photo fide; The Orchids of Mount Kinabalu Vol 2 Wood, Beaman, Lamb, Chu Lun and Beaman 2011 drawing/photo not = B koilobasis;
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