Epidendrum nervosiflorum Ames & C.Schweinf. 1925 GROUP Neowilliamsia Photo by © Karremans and The Epidendra Website


Common Name or Meaning The Nerved Flower Epidendrum

Flower Size .08" [2 mm]

Found in Costa Rica in wet montane forests at elevations around 1600 to 2400 meters as a small sized, cool to cold growing epiphyte with a simple, basally terete, cane-like, branching, from the intermediate internodes of the previous, laterally compressed above, ancipitose, thin, erect, straight stem enveloped basally by nonfoliaceous, tubular sheaths and carrying 1 to 4, throughout the apical half, alternate, articulate, erect-spreading, ancipitose, elliptic-oblong to lanceolate, obtuse, minutely bilobed and apiculate, subcoriaceous leaves that blooms in the late winter through summer on a terminal, occuring only once, generally paniculate [rarely racemose in youth], ancipitose, two-winged, flexuous, 3 to 4.8" [7.5 to 12 cm] long, laxly many flowered inflorescence with 1 to 2, ancipitose, tubular, acute bracts and small, half as long as the ovary, deltoid, acute, conduplicate, ancipitose floral bracts.

the branching stems with leaves all along the apical third, the ancipitous, biwinged peduncle, the two ranked, small, whitish green flowers with a triangular-lanceolate lip and a strongly arched ovary distinguish this species from others.

Synonyms Epidanthus nervosiflorus (Ames & C.Schweinf.) Garay 1977; Neowilliamsia nervosiflora (Ames & C.Schweinf.) Dressler 1981

References W3 Tropicos, Kew Monocot list , IPNI ; * Schedul. Orch.l 8: 47-48. Ames & Schweinfurth 1925; The Genus Epidendrum Ames 1936; Ceiba Vol 5 No 1 L O Williams 1956; Orchid Digest 41(1): 22. Garay 1977 as Epidanthus nervosiflora; Orquídea (Mexico City), n.s., 8(1): 29. Dressler 1981 as Neowilliamsia nervosiflora; Field Guide to the Orchids of Costa Rica and Panama Dressler 1993; Rudolf Schlechter Die Orchideen Lieferung 42/3 2001 as Neowilliamsia nervosiflora; Manual de las Plantas de Costa Rica Vol 3 Hammel, Grayum, Herrera and Zamora 2003; Icones Orchidacearum 9 plate 964 Hagsater & Sanchez 2007 drawing fide;