Epidendrum trachypentatropis Hágsater & E.Santiago 2010 GROUP Diothonea SUBGROUP Diothonea

TYPE Drawing by © Jimenez and The AMO Herbaria Website

MID

Common Name The Shaggy 5 Keeled Epidendrum

Flower Size .6" [1.5 cm]

Found in Cusco department of Peru on the Cordillera Oriental at elevations around 4137 meters as a small to medium sized, cold growing epiphyte with much branched, arising from the apical nodes of the previous stem, main stem much longer than the branches, cane-like, terete, thin, straight stem carrying 2 to 6, all along the upper half of the stem, distichous, articulate, sub-coriaceous, linear-lanceolate, sub-obtuse, minutely apiculate, margin entire leaves that blooms in the mid summer on a terminal, racemose, occuring only once, arcuate-nutant, peduncle to .24" [6 mm] long, sub-dense, .4 to .52" [1 to 1.3 cm] long overall, simultaneosuly 10 to 14 flowered inflorescence with prominent, more than half as long as the ovary, triangular, acuminate, clasping floral bracts and carrying resupinate, reddish flowers without fragrance data.

"Epidendrum trachypentatropis belongs to the GROUP Diothonea SUBGROUP Diothonea which is characterized by the branching plants, linear lanceolate to oblong, bilobed leaves, racemose, arching-nutant inflorescence, membranaceous, rarely fleshy flowers, the entire to 3-lobed, ecallose lip with the margin erose without or with 1 to 10 thin, smooth to erose keels, the column completely to obliquely united to the lip, the anther reniform. The species is recognized by the small reddish flowers, sepals .22 to 2.28" [5.5 to 5.7 mm] long and dorsally muricate, and the sack-like lip nearly totally united to the column, with 5 prominent, unequal, laminar keels hidden below the column. Epidendrum trachysepalum has similar colored flowers, but larger, sepals .36 to .44" [9.5 to 11 mm] long, the lip totally free from the column, with 3 very low keels. Epidendrum gastrochilum Kraenzl. only has 3 to 5, larger flowers, unornamented sepals .44 to .6" [11 to 15 mm] long, and the lip entire, flat." Hagsater etal 2010

Synonyms

References W3 Tropicos, Kew Monocot list , IPNI ; * Icones Orchidacearum 13 Plate 1394 Hágsater & E.Santiago 2010 drawing fide; Icones Orchidacearum 13 Plate 1395 Hagsater & Santiago 2010 See recognition section; Icones Orchidacearum 14 Plate 1409 Hagsater & Santiago 2013 See recognition section; Icones Orchidacearum 14 Plate 1420 Hagsater & Santiago 2013 See recognition section; Icones Orchidacearum 14 Plate 1490 Hagsater & Santiago 2013 See recognition section; Icones Orchidacearum 17(1) Plate 1709 Hagsater & Jimenez 2019 see recognition section

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