Pleurothallis quaternaria Luer 1998 SUBGENUS Pleurothallis SECTION Pleurothallis SUBSECTION Acroniae SERIES Amphygiae Luer 1998
Photo by The Ecuagenera Website
Photo by the Niessen's and their Orquideas del Valle Website
Drawing by © Carl Luer
Common Name The Four Part Pleurothallis [refers to the nearly equal sepals and petals]
Flower Size .4" [1 cm]
Found in Valle de Cauca department of Colombia without locational data as a small sized, caespitose epiphyte with slender, erect, round in cross-section ramicauls enveloped basally by a close, tubular sheath above the base and another at the base and carrying a single, apical, erect, coriaceous, sessile, ovate, acute, braodly cuneate below into the petiolate base leaf that blooms in the spring on a fascile of solitary, .6" [1.5 cm] long, successive flowered inflorescence arising through a prostrate spathe from the base of the leaf.
Closely allied with P rowleei but distinguished by the inflorescence that is single flowered instead of racemose. The flowers are alos very similar butP quaternaria are distinguished by the slightly larger, multiveined petals that rae about as long as the sepals." Luer 1998
Synonyms Acronia quaternaria (Luer) Luer 2005
References W3 Tropicos, Kew Monocot list , IPNI ;
Native Ecuadorian Orchids Vol 4 Dodson 2003 drawing fide;
Icones Pleurothallidinarum Vol XXVII Dryadella Systematics of Macrophyllae-Fasciculatae Luer 2005 as Acronia quaternaria;
AOS Bulletin Vol 76 No 9 2007 as Acronia quaternaria photo fide
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