Pennilabium longicaule J.J.Sm. 1928

Plant and flower Photos by Jeffery Wood and The Swiss Orchid Foundation at the Jany Renz Herbaria Website

Common Name or Meaning The Long Stemmed Pennilabium

Flower Size .6" [1.5 cm] long

Found in Sumatra in montane forests at elevations of 1800 to 2400 meters as a small sized, cool to cold growing epiphyte with long, slender, pendulous, apically upturned stems carrying several, lanceolate, spreading, basally twisted, narrowing apically and very unequally and obtusely bilobed apically leaves that blooms on usually two, superimposed, angular below becoming quadrangular and zigzag above, to 4.6" [11.5 cm] long, to 20+ flowered inflorescence with in 2 rows, spreading, triangular, apiculate, denticulated margins bracts

J.J.Smith states the the elongate stem is a diagnostic trait.

Synonyms Saccolabium confusum Ames 1913 publ. 1914

References W3 Tropicos, Kew Monocot list , IPNI ; Orchids of Sumatra J. J. Comber 2001;