Polystachya stauroglossa Kraenzl. 1895 SECTION Caulescentes

Plant and Flowers Photos by The Swiss Orchid Foundation at the Jany Renz Herbaria Website


Common Name The Cross-Shaped Lip Polystachya

Flower Size .2" [5 mm]

Found in Cameroon, Burundi, Zaire, Uganda and Tanzania in rainforests at elevations of 800 to 1400 meters as a medium size, warm to cool growing epiphyte or rarely terrestrial with clustered, purple suffused, terete stems enveloped basally by 2 to 3 acute sheaths and carrying 4 to 7 [12], suberect, linear to linear-lanceolate, unequally and acutely bilobed apically leaves that blooms in the fall on a terminal, erect, simple to paniculate, 1 to 5 branched, 3.2 to 8" [8 to 20 cm] long, many flowered inflorescence

Synonyms Polystachya graminoides Kraenzl. 1926; Polystachya stauroglossa var. alata Geerinck 1993 publ. 1994

References W3 Tropicos, Kew Monocot list , IPNI ; Orchids of East Africa Piers 1968; Flora of Tropical East Africa Vol 11 Orchidaceae Part 2 Cribb 1984 drawing fide; Rudolf Schlechter Die Orchideen Band 1B lieferung 23 1393 - 1456 Brieger 1990 drawing ok; Orchidaceae of West Central Africa Vol 2 Szlatch. etal 2014 drawing ok