Bulbophyllum williamsii A.D.Hawkes 1956 SECTION Polymeres Verm & O'Byrne 2008

Plant and flower Photos by Rudi Hromniak and his and his Orchid Webpage

Full ShadeCoolWarm

Common Name Williams Bulbophyllum [Named For L.O. Williams American Orchid Botanist 1900's]

Flower Size 1" [2.5 cm wide by 2" [5 cm] long]

Found on Mindanao Island of the Philippines at elevations around 1000 meters as a miniature sized, warm to cool growing epiphyte with .4 to .8" [1 to 2 cm] betweeen each, conical, rugose with age pseudobulb and carrying a single, apical, elliptic, obscurely pointed leaf that blooms on an erect, thread-like, to 6" [15 cm] long, single flowered inflorescence.

The new growths of this species are with reddish purple and this is one of the largest flowers of the section Polymeres

Synonyms Bulbophyllum caudatum L.O.Williams 1938

References W3 Tropicos, Kew Monocot list , IPNI ; Orchidiana Philipiniana Vol 1 Valmayor 1984 as B caudatum Wms. 1938; Flora Malesiana Orchids of the Philippines Vol I Agoo, Shuiteman and de Vogel 2003; Philippine Native Orchid Species Cootes 2011 photo fide; A Compendium of Miniature Orchid Species Gerritsen and Parsons 2013 photo fide; Orchid Digest Vol 78 #1 2014 photo fide;