Pleurothallis aechme Luer 1976 SUBGENUS Acianthera [Scheidw.] Luer 1986

Photo by Andreas Kay

TYPE Specimen

Collection sheet Luer and Selby Gardens

TYPE Drawing

TYPE Drawing by Carl Luer

AND

Common Name The Lance Head Pleurothallis

Flower Size .2" [5 mm]

Found in Pastaza province of Ecuador at elevations of 1000 to 1160 meters as a small sized, cool growing, caespitose epiphyte with sharply winged, laterally compressed, sulcate from the middle, erect, ramicauls enveloped by 2 to 3, thin, tubular sheaths and carrying a single, apical, erect, coriaceous, narrowly ovate, acute, acuminate, decurrent onto the ramicaul, cuneate below in to the sessile base leaf that blooms in the spring and fall on a reclinging, arising at the apex of the ramicaul through a spathe, in a fascile, .2 to .24" [5 to 6 mm] long, successively few, several flowered inflorescence with shorter than the pedicel floral bracts.

"Characterized by the ovate-acuminate leaf decurrent only a short distance on a shortly winged ramicaul. The short raceme lies on the leaf, The dorsal sepal is obovate and free, the petals are spathulate and denticulate and the lip bears a pair of thick carinae on the middle third." Luer 2004

Synonyms Acianthera aechme (Luer) Pridgeon & M.W. Chase 2001

References W3 Tropicos, Kew Monocot list , IPNI ;

* Selbyana 3: 42 Luer 1976 drawing fide;

Icones Pleurothallidinarum Vol III Systematics of Pleurothallis Luer 1986;

Lindleyana Vol 16 No 4: Pridgeon & M.W. Chase 2001 as Acianthera aechme;

Icones Pleurothallidinarum Vol XXVI Pleurothallis subgenus Acianthera and Three Allied subgenera, A Second Century of new Species of Stelis of Ecuador, Epibator, Ophidion and Zootrophion Luer 2004;

Icones Pleurothallidinarum Vol XXVI Pleurothallis subgenus Acianthera and Three Allied subgenera, A Second Century of new Species of Stelis of Ecuador, Epibator, Ophidion and Zootrophion Luer 2004 Drawing fide;

Pleurothallids Neotropical Jewels Vol 1 Karremans & Viera 2020 as Acianthera aechme photo fide

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