Epidendrum cornicallosum Foldats 1969 GROUP Andean SUBGROUP Cernuum

Drawing by © Jimenez and The AMO Herbaria Website

EARLY MID

Common Name The Horned Callus Epidendrum [refers to the horned callus on the lip]

Flower Size 1.2" [3 cm]

Found in Tachira state of Venezuela and Norte de Santander department of Colombia on the Amazon side of the Cordillera Oriental at elevations around 2870 meters as a giant sized, cold growing, monopodial terrestrial with cane-like, terete, main stem branching above, branches much shorter than the main branch, and carrying numerous on the main stem, 6 to 8 on the branches, all along the apical 2/3's of the stems, distichous, articulate, erect-spreading, coriaceous, oblong-elliptic to elliptic, apex rounded to slightly bilobed, margin entire leaves that blooms in the earlier winter through mid spring on a terminal, from both sides of the stems and branches, racemose, occuring only once, arching-nutant, peduncle very short, slightly laterally compressed, densely simultaneously 12 to 15 flowered inflorescence with much shorter than the ovary, triangular-ovate, acuminate floral bracts and carrying resupinate, fleshy, yellow brown, dorsally deep brown flowers with an olive green column.

"Epidendrum cornicallosum belongs to the GROUP Andean SUBGROUP Cernuum , characterized by the monopodial branching habit, cane-like stems, branching sub-apically, the branches shorter than the main stem, leaves coriaceous to sub-coriaceous and fleshy flowers, the lip 3-lobed. The species is recognized by the tall plants up to 100" [2.5 meters] tall, the densely flowered raceme, the flowers very fleshy, yellowish brown, sepals .84 to 1.04" [21 to 26 mm] long, and the lip .56 to .64" x .72 to .88" [14 to 16 x 18 to 22 mm], its margins revolute. Epidendrum pastoënse Schltr. has a few-flowered raceme, the inflorescence .8 to 2.8" [2 to 7 cm] long, white to yellowish flowers, sepals .44 to .64" [11 to 16 mm] long with a very prominent dorsal keel, and the lip .28 to .36" x .32 to .4" [7 to 9 x 8 to 10 mm], with margins spreading." Hagsater etal 2009

Synonyms

References W3 Tropicos, Kew Monocot list , IPNI ; Flora of Venezuela Vol 15 Parte 3 Foldats 1970 drawing fide; Orquideas Nativas del Tachira Fernandez 2003 photo good; Icones Orchidacearum 12 Plate 1229 Hágsater & Sántiago 2009 Drawing fide; Icones Orchidacearum 12 Plate 1253 Hagsater 2009 see recognition section; Icones Orchidacearum 12 Plate 1294 Hagsater 2009 see recognition section; Orquideas, Tesoro de Colombia Vol 2 Ortiz & Uribe 2017 drawing fide; Icones Orchidacearum 17(1) Plate 1764 Hagsater & Jimenez 2019 see recognition section;

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