Elleanthus oliganthus (Poepp. & Endl.) Rchb. f. 1863 SUBGENUS Hymenophora
Plant and Flowers in situ Ecuador
Photos by © Lourens Grobler
Photo by © Patricia Harding
Drawings by © A Krol 2023
Common Name or Meaning The Sparse-Blooming Elleanthus
Flower Size
Found in Risaralda, Choco, Valle de Cauca and Putumayo departments of Colombia, Napo province of Ecuador, Peru and Boliviaat elevations of 200 to 2700 meters in dry montane forests as a medium to large sized, warm to cold growing epiphyte or terrestrial with simple, slender, glabrous stems enveloped by a few remote sheaths and carrying in the upper half, elliptic lanceolate, abruptly long acuminate, membranaceous, tapering to a sessile base leaves that blooms in the winter and spring on a terminal, slender, loose, lax, many flowered, to 8" [20 cm] long, racemose inflorescence with spreading, triangular-linear to narrowly triangular lanceolate bracts that are slightly shorter than the flowers.
Easily separated from others by the shortly petiolate base leaves which are elliptic to elliptic-ovate, often reddish tinted and carrying reddish orange flowers." Szlatchetko & Kolanowska 2023
Synonyms *Evelyna oligantha Poepp. & Endl. 1836
References W3 Tropicos, Kew Monocot list , IPNI ;
Nov. Gen. Sp. Pl. 1: 33 Poepp & Endl. 1836 as Evelyna oligantha;
*Ann. Bot. Syst. 6: 481 Rchb.f 1863
Repert. Spec. Nov. Regni Veg. Beih. 9: 45 Peru Schlechter 1921;
Flora Brasilica Vol XII II 13-43 Hoehne 1945 drawing hmm;
Orchids of Peru Vol 1 Schweinfurth 1958;
Flora of Ecuador No 9 225[1] Garay 1978;
Flora of Ecuador No 9 225[1]:108 Garay 1978 as E vitellinus drawing ok;
Die Orchideen lieferung #13 753 - 816 Bulbophyllinae Brieger 1983;
Icones Planetarum Tropicarum Plate 451 Dodson 1989 drawing good;
Native Colombian Orchids Vol 2 COS 1991 photo not = ?;
Native Ecuadorian Orchids Vol 2 Dodson 2001 drawing/photo fide;
Orchids of Bolivia Vol 2 Laelinae Vasquez and Ibisch 2004;
Orchid Species of Peru Zelenko Bermudez 2009 photo fide;
Flora of Ecuador No 87 225[3] Orchidaceae Dodson & Luer 2010 drawing fide;
Orchids of the Department of Valle de Cauca Colombia Vol 1 Kolanowska & Szlachetko 2012 drawing/photos fide;
Orquideas de Farallones de Cali Galindo-Tarazona, Haelterman, Zuluaga Trochez and Sebastian Moreno 2020 photo fide;
Materials to the Orchid Flora of Colombia Vol IV:221 Szlatchetko & Kolanowska 2023 drawing fide
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