Epidendrum pachyceras Hágsater & L.Sánchez 1993 GROUP Difforme

Photo by © Adam Karremans

TYPE Drawing

TYPE Drawing by © Jimenez, Hágsater & E.Santiago and The AMO Herbario Website

Common Name or Meaning The Broad Horned Epidendrum

Flower Size 1.2" [3 cm]

Found in Costa Rica and Panama in cloud forests at elevations of 1320 to 2500 meters as a miniature to just medium sized, cool to cold growing epiphyte with reed-like, strongly laterally compressed, flexuous stems carrying 2 to 7, elliptic, apically bilobed, coriaceous, basally clasping leaves that blooms on a terminal, sessile, occuring only once, simultaneously, 1 to 3 flowered inflorescence carrying resupinate, green, nocturnally fragrant flowers.

"Epidendrum pachyceras is a member of the GROUP Difforme characterized by the caespitose, sympodial plants, fleshy, pale green to glaucous leaves, apical inflorescence, sessile, rarely with a short peduncle, one-flowered to many-flowered, and then corymbose, without spathaceous bracts, fleshy, green to yellowish-green rarely white flowers. The species can be recognized by the strongly laterally compressed stems, 1 to 3 flowered inflorescence carrying fragrant flowers with entire, reniform, retuse lip, calli divergent, thick, prominent, acute, column with two lateral-apical, obtuse petaloid processes, and clinandrium very prominent with margin dentate-fimbriate. It is similar to E. apaganum Mansf., from Ecuador and Peru, which has obtuse lip, column without lateral-apical processes, and smaller, subglobose calli. distinguish thios species from others in the section.

Synonyms

References W3 Tropicos, Kew Monocot list , IPNI ; * Icones Orchidacearum 2 Plate 170 Hagsater & Salazar 1993 drawing fide; Field Guide to the Orchids of Costa Rica and Panama Dressler 1993; Manual de las Plantas de Costa Rica Vol 3 Hammel, Grayum, Herrera and Zamora 2003; Icones Orchidacearum 15 [1] Plate 1533 Hagsater & Sanchez 2015 see recognition section; Lankesteriana 19(1). 31 - 55 2019 photo fide

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