Epidendrum costatum A. Rich. & Galeotti 1945 GROUP Anisatum
Photo by Noble Bashor
Drawing by © Jimenez, Hágsater & E.Santiago and The AMO Herbario Website
LATE 
EARLY
Common Name The Ribbed-Lip Epidendrum
Flower Size
Oaxaca Mx., 2103m elev., Puerto Escondido Rd. epiphytic on large oaks growing with Epidendrum oaxacanum and blooms in the later summer and early fall on a terminal, racemose, few to several flowered inflorescence with successive opening flowers.
Closely related to E guerrerense, E hueycantenangense, which has the lip obscurely lobed Epidendrum mixtecanum , and E oaxacanum, which differs in the lateral lobes of the lip with margins entire and the yellowish-green flowers.
Synonyms
References W3 Tropicos, Kew Monocot list , IPNI ; AOS Bulletin Vol 31 #6 1962 photo fide; Die Orchideen 3 Auflage Bd 1 Sonderabdruck aus Schlechter Lieferung 9 513 - 576 Brieger, Maatsch and Senghas 1977; The Genus Epidendrum Ames 1936; AOS Bulletin Vol 31 # 6 1962 photo fide; ORQUIDEA (Méx.) 9(1): 1983 drawing/photo fide; Icones Orchidacearum 2 Plate 141 Hagsater 1993 as E guerrerense see recognition section; Icones Orchidacearum 2 Plate 146 Hagsater 1993 see recognition section; Orchids of Mexico Hagsater, Soto, Salazar, Jimenez, Lopez and Dressler 2005 photo fide; Algunas Orquideas de Mexico Tomo 1 Suarez 2013 photo fide
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