Pleurothallis phyllocardia Rchb.f. 1866 SUBGENUS Pleurothallis SECTION Macrophyllae-Fasciclatae Lindl. 1859

Photo by © Daniel Jimenez and his Flickr Orchid Photo Website

Full Shade Warm Cool LATERSpring EARLYFall

Common Name The Heart-Shaped Leaf Pleurothallis

Flower Size .8" [2 cm]

Found in Costa Rica and Panama at elevations of 1300 to 2500 meters as a small sized, warm to cool growing epiphyte with slender, erect ramicauls enveloped by a long, tubular sheath below the middle and 2 to 3, shorter basal sheaths and carrying a single, apical, erect, coriaceous, deflexed, broadly cordate-ovate, more or less concave, acute, deeply cordate and sessile below with overlapping lobes leaf that blooms in the later spring through early fall on a fascile of short to .1 to .15" [2 to 3 mm] long, successive single flowered inflorescence arising from the base of the leaf, through a suberect, conduplicate spathe with the peduncle confined within and has thin floral bracts.

Synonyms Acronia phyllocardia (Rchb.f.) Luer 2005; Humboldtia phyllocardia (Rchb.f.) Kuntze 1891; Zosterophyllanthos phyllocardius (Rchb.f.) Szlach. & Marg. 2001

References W3 Tropicos, Kew Monocot list , IPNI ; Icones Pleurothallidinarum Vol III Luer 1986; Orchids Travel By Air A Pictoral Safari Mulder, Mulder-Roelfsema and Schuiteman 1990 photo fide; Manual de Plantas de Costa Rica Vol 3 Hammel, Grayum, Herrera and Zamora 2003; Icones Pleurothallidinarum Vol XXVII Luer 2005 drawing fide as Acronia phylocardia; Orchids of Costa Rica Vol 5 Morales 2009 photo fide; Mille et Une Mini Orchideees Roguenant 2009 photo fide; Orquideología XXXIII - 2/october Doucette, Wilson etal 2016; Vanishing Beauty, Native Costa Rican Orchids Vol 2 Lacaena to Pteroglossa Pupulin 2020 photo fide; Harvard Papers in Botany Vol. 26, No. 1 2021, The Researchgate Website photo/drawing fide;