Polystachya aurantiaca Schltr. 1913

Plant and Flowers

TYPE Drawing

Plant and Flowers drawing Photos by Karl Senghas, TYPE drawing by Schlechter - Plant and Flowers drawing by Perrierand The Swiss Orchid Foundation at the Jany Renz Herbaria Website

Part sun Hot WarmSummer

Common Name The Golden Polystachya

Flower Size .4" [1 cm]

Found in northeastern Madagascar in tropical woods on shady rocks at elevations of 150 to 700 meters as a small to medium sized, hot to warm growing lithophyte with elongated pseudobulbs carrying 3, linear-ligulate, coriaceous but thin leaves that blooms in the summer on a terminal, peduncle alomost completely enveloped by 3, long, narrow sheaths, rachis glabrous, to 8" [to 20 cm] long, often paniculate, several flowered inflorescence with deltoid-acuminate floral bracts.


References W3 Tropicos, Kew Monocot list , IPNI ; Flora of Madagascar Perrier 1939/81; Orchids of Madagascar Hermans 2007; Field Guide to the Orchids of Madagascar Cribb & Herman 2009 photo ok