Bifrenaria tetragona (Lindl.) Schltr. 1908 Photo by Lourens Grobler

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Common Name The Rectangular Bulbed Bifrenaria

Flower Size 2 1/4" [5.5 cm]

Found in the coastal Atlantic forest, in the southeast area of Brazil in montane rainforests at elevations of 300 to 1200 meters as a medium sized, warm to cool growing lithophyte in open spaces, usually on rocks with ovoid, 4 angled pseudobulbs carrying a single, apical, plicate, fleshy, narrowly elliptic leaf and blooms in the spring and summer in Brazil on a short, racemose, few [3 to 4] flowered inflorescence arising on a newly matured pseudobulb and carrying fragrant [unpleasant] waxy, long-lasting flowers.

Synonyms Bifrenaria calcarata [Vell.] V. P. Castro 1996; Bifrenaria tetragona var rupicola Hoenhe 1950; Bifrenaria tetragona var umbrophila Hoehne 1950; Cydoniorchis tetragona [Lindl] Senghas 1996; Epidendrum calcaratum Vell 1881; Lycaste tetragona Lindl. 1843; *Maxillaria tetragona Lindley 1831;

References W3 Tropicos, Kew Monocot list , IPNI ; Die Orchideen Schlechter 1915; Atlas des Orchidees Cultivees Constantin 1920 as Lycaste tetragona drawing good; Flora Brasilica Vol XII VII 115-147 Hoehne 1953; Flora Brasilica Vol XII VII 115-147 Hoehne 1953 as B tetragona var umbrophila drawing ok; Flora Brasilica Vol XII VII 115-147 Hoehne 1953 as B tetragona var rupicola; AOS Bulletin No 63 No 11 1994 photo as Cydoniorchis tetragona; Die Orchideen lieferung 29 Schlechter/Brieger 1994 as Cydoniorchis tetragona drawing/photo fide; Icones Orchidacearum Brasilienses I Plate 016 Castro & Campacci 2000 drawing fide; Coletanea de Orquideas Brasileiras 2 Encyclias Campacci 2003; Encyclopedia of Cultivated Orchids Hawkes 1965; Flora Brasilica Hoehne 1953; Orchidaceae Brasilense Pabst & Dungs 1970; Orchids of Brazil McQueen 1993 photo fide; Manual of Orchids Stewart 1993; Botanica's Orchids Laurel Glenn 2001; Illustrated Encyclopedia of Orchids Pridgeon 1982; Simon & Schuster's Guide to Orchids Fanfani & Rossi 1988; Orchidees du Bresil, As Orquideas da Serra do Castelo Espiritu Santo Brasil Vol 4 Chiron & Bolsanello 2014 drawing/photo fide; Orchids of Tropical America an introduction and guide Meisel 2014 photo fide;

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