Pleurothallis aggeris Luer 1996 SUBGENUS Rhynchopera [Kl.] Luer 1986

Photo by Ecuagenera Orchid Website

Another Flower Photo courtesy of Dick McRill

TYPE Drawing

TYPE Drawing by Carl Luer and The Swiss Orchid Foundation at the Jany Renz Herbaria Website

Common Name The Dam Pleurothallis [refers to the Paute Dam site where this orchid was discovered]

Flower Size .4" [1 cm]

Found in Venezuela, Colombia, Morona-Santiago province of Ecuador and Amazonas and Huanuco departments of Peru in deep humus or epiphyte on tree branches at elevations of 500 to 2400 meters as a small sized, warm to cold growing, caespitose terrestrial with erect, stout ramicauls enveloped basally by 2 to 3 close, tubular sheaths and another below the middle and carrying a single, apical, erect, coriaceous, elliptic-oblong, subacute, cuneate below into the petiolate base leaf that blooms in the spring on an erect, loose, distichous, simultaneously opening several flowered, 8 to 11 1/4" [20 to 28 cm] long, slender, racemose inflorescence arising from a spathe near the apex of the ramicaul and with an oblique, acute, shorter than the pedicel floral bract.

Except for its large size vegetatively similar to other members of the subgenus. Distinguished by the largest flower of the subgenus, erect, racemes of large flowers with long-acuminate, narrow sepals and petals. The ovate lip is concave in the lower half, thickened apically and only a third of the length of the tepals. The lip of the smaller P schweinfirthii is long-attenuate, approaching the sepals in length." Luer 1998

Synonyms Pleurothallis pedunculata var. peruviana C. Schweinf. 1953; Rhynchopera aggeris (Luer) Szlach. & Marg. 2001

References W3 Tropicos, Kew Monocot list , IPNI ;

Bot. Mus. Leafl. 16: 54 Schweinfurth 1953 as P pedunculata var peruviana;

Flora de Venezuela Foldats Volumen XV Part 2 1970 as P lanceolata; * Lindleyana 11: 143 Luer & Hirtz 1996 drawing fide;

Icones Pleurothallidinarum Vol XVI Systematics of Pleurothallis SUBGEN Crocodeilanthe, Rhynchopera and Talpinaria Luer 1998

Icones Pleurothallidinarum Vol XVI Systematics of Pleurothallis SUBGEN Crocodeilanthe, Rhynchopera and Talpinaria Luer 1998 drawing fide;

Polish Bot. J. 46: 117 Szlach & Marg. 2001 as Rhynchopera aggeris;

Native Ecuadorian Orchids Vol 4 Dodson 2003 drawing fide;

Orchid Species of Peru Zelenko & Bermudez 2009 pg 285 photo fide;

Orchid Species of Peru Zelenko & Bermudez 2009 pg 286 as P lanceolata photo fide

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