Pleurothallis maduroi Luer 1997 SUBGENUS Pleurothallis SECTION Macrophyllae-Fasciculatae Lindl 1859
Photo by Ecuagenera and and their Ecuagenera Orchid Website
Photo by The Herbario de Golfito and their Herbario Website
TYPE Drawing by © Carl Luer and Epidendra Website
Common Name Maduro's Pleurothallis [Panamanian Orchid Enthusiast and discoverer of species current]
Flower Size .8" [2 cm]
Found in Costa Rica and Chiriqui province of Panama in lower montane wet forest of the Continental Divide in the Cordillera de Talamanca at elevations around 2000 to 2200 meters as a small to medium sized, cold growing, caespitose terrestrial with erect ramicauls enveloped by a tubular sheath in the middle and carrying a single, apical, coriaceous, ovate, acute, deeply cordate and sessile base leaf that blooms in the spring on a 1" [2.5 cm] long, arising through a reclining spathe with the peduncle concealed within, single flowered inflorescence with a shorter than the pedicel floral bract.
The very large single red flower at the base of the large, ovate leaf with a long curved ovary and has a broadly ovate, concave, 16 to 18 veined dorsal sepal, an ovate synsepal that is concave basally beneath the lip, the petals are broad and have 5 veins and the transversly tri-lobed lip with the apex broadly rounded with the lateral lobed, rounded and erect. These features distinguish this species from others.
Synonyms Acronia maduroi (Luer) Luer 2005; Zosterophyllanthos maduroi (Luer) Szlach. & Kulak 2006
References W3 Tropicos, Kew Monocot list , IPNI ;
* Lindleyana 12:51 Luer 1997 drawing fide;
Icones Pleurothallidinarum Vol XXVII Systematics of Dryadella Systematics of Macrophyllae-Fasciculatae Luer 2005 drawing fide as Acronia maduroi;
Harvard Papers in Botany Vol. 26, No. 1 2021, The Researchgate Website photo fide;
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