Epidendrum lawessonii Hágsater & Dodson 2001 GROUP Andean SUBGROUP Sumacoense

TYPE Drawing by Jimenez and The AMO Herbaria Website

Part Shade Cold LATER Fall

Common Name Lawesson’s Epidendrum [Danish Botanist and Type Collector current]

Flower Size 1.2” [3 cm]

Found in central Ecuador on the slopes of the Tungurhua volcano in montane forests at elevations of 2000 to 3800 meters as a medium sized, cold growing epiphyte with erect, cane-like, laterally compressed, branching above stems carrying numerous, all along the stem, alternate, elliptic, unequally bilobed, retuse leaves that blooms in the late fall on a terminal, racemose, occuring only once, without a spathe, arcuate, peduncle short, terete, naked, provided with one median bract, 3.2” [8 cm] long, simultaneously 9 flowered inflorescence with much shorter than the ovary, triangular, acuminate floral bracts and carrying resupinate, white to cream colored flowers.

"Epidendrum lawessonii belongs to the GROUP Andean SUBGROUP Sumacoense 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 entire or 3-lobed. The species has aristate sepals, small, suborbicular lateral lobes, the midlobe obcuneate, forming two short rectangular lobes with a wide mucro in the sinus, the short entire clinandrium, and 3-veined petals. Epidendrum sumacoense Hágsater & Dodson also has aristate sepals, petals single veined, but the lateral lobes of the lip are dolabriform, and the midlobe of the lip has a long narrow, rectangular isthmus, and the apical lobesare narrower." Hagsater etal 2001


References W3 Tropicos, Kew Monocot list , IPNI ; * Icones Orchidacearum 4 Plate 453 Hagsater & Dodson 2001 drawing fide; Icones Orchidacearum 7 Plate 736 Hagsater and Sanchez 2004 see recognition section; Icones Orchidacearum 13 Plate 1372 Hagsater & Dodson 2010 See Recognition section;