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| Pleurothallis chicalensis M. Jiménez & Baquero
Jiménez, Baquero, Wilson & Iturralde, 2018.
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Abstract
A new species of Pleurothallis in subsection Macrophyllae-Fasciculatae from Ecuador is described, illustrated and its relationship with other species is discussed. Pleurothallis chicalensis is compared with P. dewildei, from which is distinguished by the ovate leaves, the yellow flowers with broadly obovate synsepal and the transversely cordate lip with apiculate apex.
Key words: Andes, Carchi, Pleurothallis bovilingua, Pleurothallis dewildei, taxonomy
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| Figure 2. Pleurothallis chicalensis flower.
Photo by Andreas Kay.
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Pleurothallis chicalensis M. Jiménez & Baquero, sp. nov.
Diagnosis: Similar to Pleurothallis dewildei Luer & R. Escobar, from which it differs in the ovate leaves, the yellow flowers with broadly obovate synsepal and the widely cordate, apiculate lip with involute margins versus the narrowly ovate leaves, purple flowers with ovate synsepal and the broadly cordateovate lip with obtuse, saccate apex of P. dewildei.
Eponymy: Named after Chical, a small town in El Carchi Province of Ecuador close to the type locality.
Marco M. Jiménez, Luis E. Baquero, Mark Wilson and Gabriel A. Iturralde. 2018. Pleurothallis chicalensis, A New Species in Subsection Macrophyllae-Fasciculatae (Orchidaceae: Pleurothallidinae) from northwestern Ecuador. LANKESTERIANA. 18(2); 103–109. DOI: 10.15517/lank.v18i2.34050
Resumen: Una especie nueva de Pleurothallis de la subsección Macrophyllae-Fasciculatae de Ecuador es descrita, ilustrada y su afinidad con otras especies es discutida. Pleurothallis chicalensis se compara con P. dewildei, de la cual difiere por las hojas ovadas, las flores amarillas con el sinsépalo ampliamente obovado y el labelo transversalmente cordado con el ápice apiculado.
