Oberonia multidentata Aver. 2007 SUBGENUS Menophyllum Drawing by Averyanov and The New Species of Orchids from Vietnam Website


Common Name The Many Toothed Oberonia

Flower Size .04" [1 mm]

Found in Vietnam in broad-leaved evergreen forests on limestone and sandstone on tall trees at elevations around 1200 meters as a mini-miniature sized, cool growing epiphyte without a stem but 3 to 4 close, rosulate, imbricate, laterally compressed, broadly lanceolate, ensiform, straight to slightly falcate, acute, flat leaves that blooms in the late summer and earlier fall on an erect, peduncle .4 to .6" [1 to 1.5 mm] long, covered with numerous, narrowly cuneate, acuminate bracts, rachis 1 to 1.4" [2.5 to 3.5 cm] long, longitudinally ridged, truncate, densely spirally arranged, many flowered inflorescence with triangular ovate, acute, 2 to 3 toothed along each side, more or less reflexed, shorter to slightly longer than the ovary floral bracts and carrying wide open yellow- orange flowers.

Similar to O rassmussenii and O quadridentata which both have dentate lip side lobes but O multidentata differs in the numerous, long, narrowly cuneatem toothed side lobes of the lip and the thick, truncate rachis of the inflorescence and the few broad leaves.


References W3 Tropicos, Kew Monocot list , IPNI ; * Taiwania 52: 300 Averyanov 2007 Drawing/photo fide