Disa stairsii Kraenzl. 1892 SECTION Micranthae

Photo courtesy of Swiss Orchid Foundation at the Herbarium Jany Renz and their Website

full sun Cold Winter Spring Summer Fall

Common Name Stairs' Disa

Flower Size 1/2" to .8" [1.2 to 2 cm]

Found in Rwanda, Zaire, Uganda, Kenya and Tanzania in bamboo and ericoid vegetation in high mountains and in swamps in full sun at elevations of 2100 to 3750 meters as a large sized, cold growing terrestrial or occcasional epiphyte with cauline, in a basal rosette leaves that blooms at most any time of the year on an erect, terminal, thick, to 36" [ to 90 cm] long, densely many flowered inflorescence,

Synonyms Disa bakeri Rolfe 1907; Disa gregoriana Rendle 1895; Disa luxurians Kraenzl. 1900; Disa wissmannii Kraenzl. 1895

References W3 Tropicos, Kew Monocot list , IPNI ; Orchids of East Africa Piers 1968; Flora Of Tropical East Africa Vol 1 Summerhayes 1968; Die Orchideen 3 Auflage Bd 1 Sonderabdruck aus Schlechter Lieferung 5 257- 320 Brieger, Maatsch and Senghas 1974; Orchids of Kenya Stewart & Campbell 1996 photo fide; Genera Orchidacearum Vol 2 Part One Pridgeon, Cribb, Chase and Rasmussen 2001; A molecular phylogeny for the large African orchid genus Disa Bytebier 2006