Centroglossa macroceras Barb. Rodr. 1881

Plant and Flowers

Photos by Eric Hunt

Flower Closeup

Photo by Americo Docha Neto

Another Flower Closeup

Photo by Patricia Harding


Common Name The Large-Horned Centroglossa

Flower Size 1/2" [1.25 cm]

Found in the Serra Do Mar of Rio de Janiero and Sao Paulo states of Brazil in pluvial forests at elevations of 800 to 1000 meters as a mini-miniature sized, cool to warm growng epiphyte with clustered, ovoid-oblong, slightly compressed, smooth becoming sulcate with age pseudobulbs enveloped by 2 leaf bearing sheaths and carrying a single apical, erect, coriaceous, narrowly lanceolate, canoe-shaped, acute, attenuate below into the pseudopetiolate base leaf that blooms in the later winter and early spring on a shorter than the leaf, to .4" [1 cm] long, 1 to 3 flowered inflorescence.

Synonyms Centroglossa greeniana var. aurea Cogn. 1907

References W3 Tropicos, Kew Monocot list , IPNI ; Die Orchideen Schlechter 1915; Flora Brasilica Vol XII VII 115-147 Hoehne 1953 drawing ok; Orchidaceae Brasilienses Pabst & Dungs 1975; Encyclopedia of Cultivated Orchids Hawkes 1987; Orchidaceae Brasilenses Band 2 Pabst & Dungs 1977 drawing fide; Rudolf Schlechter Die Orchideen Band 1B lieferung 31 1905 - 1976 Brieger 1995 drawing/photo fide; AOS Bulletin Vol 72 No 1 2003 photo fide; Miniature Orchids Frownie 2007; The Organ Mountain Range Its History and its Orchids Miller, Warren, Miller and Seehauer 2008 drawing/photo fide; AOS Bulletin Vol 80 #12 2011 photo fide; A Compendium of Miniature Orchid Species Vol 1 Parsons and Garritsen 2013 Photo fide Orchidees du Bresil As Orquideas da Serra do Castello Espirito Santo Brasil Chiron & Bolsanello Vol 4 2014 drawing/photo fide; A Compendium of Miniature Orchid Species Parsons & Gerritsen 2013 photo fide