Catasetum semicirculatum F.E.L.Miranda 1986 SUBGENUS Catasetum SECTION Isoceras

Flower Closeup

Inflorescence Photos by © Fabian Ornaghi

Part sun HotSummer

Common Name The Semi-Circular Catasetum [refers to the semi-circular keels on the callus near the base of the lip]

Flower Size 2.2" [5.6 cm]

Found in Rondônia state of Brazil in rainforests on palms at elevations of 100 to 300 meters as a medium sized, hot growing epiphyte with fusiform to ellipic, clustered pseudobulbs enveloped completely by imbricate, leafless and higher up leaf-bearing sheaths and carrying up to 8, oblanceolate, plicate leaves that blooms in the summer on a male, arching to pendant, 12" [30 cm] long, to 15 flowered inflorescence


References W3 Tropicos, Kew Monocot list , IPNI ; AOS Bulletin Vol 56 No 5 1987 photo fide; Rudolf Schlechter Die Orchideen Band 1B lieferung 26 1584 - 1648 Brieger 1992; A World of Catasetum Holst 1999; Icones Orchidacearum Brasilenses Vol I Plate 038 Castro & Campacci 2000 drawing fide