Pteroceras biserratum (Ridl.) Holttum 1960 Photo by Mat. Tauriello and his Flickr Photo Website

Fragrant Part shade Hot Spring Summer

Common Name The Twice Serrate Pteroceras [refers to the lip apex]

Flower Size .6" [1.5 cm]

Found in Malaysia, Sumatra and Borneo in lowland forests at elevations around sea level to 500 meters as a medium sized, hot growing epiphtye with a prostrate stem carrying fleshy, sometimes slightly falcate, lanceolate, acute to minutely bifid leaves that blooms in the spring and summer on a distichously alternating, glabrous, laterally compressed, as long as the leaves or longer, peduncle, two edged, .88 to 2.1" [2.2 to 5.25 cm] long, rachis flattened, .81 to 3.4" [2.25 to 8.5 cm] long, successively single, several flowered inflorescence carrying flowers that smell of ylang-ylang.

Synonyms Sarcochilus bipennis J.J.Sm.1920; *Sarcochilus biserratus Ridl. 1900; Sarcochilus pachyrhachis Schltr. 1906;

References W3 Tropicos, Kew Monocot list , IPNI ; The Orchids of Penninsular Malaysia and Singapore Wood & Seidenfaden 1992 drawing fide; A Checklist of the Orchids of Borneo Cribb & Wood 1994 photo fide; Orchids of Borneo Vol 3 Wood drawing/photo fide; Orchids of Sumatra Comber 2001; Malesian Orchid Journal Vol 5 2010;