References W3 Tropicos, Kew Monocot list , IPNI ; Icones Planetarum Tropicarum Plate 095 Dodson 1980; Icones Planetarum Tropicarum Plate 0734 Dodson 1982; Icones Orchidacearum 1 Plate 041 Hagsater & Sanchez 1990 see recognition section; Icones Orchidacearum 3 Plate 357 Hagsater & Sanchez 1999 see recognition section;
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