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Novae Gesneriaceae Neotropicarum XVIII: Columnea carinata, a new species of Gesneriaceae from northwestern Ecuador

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Abstract

A new species of Columnea (Gesneriaceae, tribe Episcieae) is described from the Chocó floristic region of the western Andean slopes of northern Ecuador. Columnea carinata differs from other congeners by the presence of elongate shoots, isophyllous leaves, and a uniformly bright red corolla, with nearly complete fusion of the upper two corolla lobes and an elongate keel on the dorsal surface of the corolla tube.

Resumen

Se describe una nueva especie de Columnea (Gesneriaceae, tribu Episcieae) de la región florística Chocó en el Norte de los Andes Ecuatorianos. Columnea carinata se distingue por la presencia de tallos elongados, hojas isófilas, corola de color rojo intenso, los dos lóbulos dorsales de la corola casi totalmente fisionados, y quilla elongada en la superficie dorsal del tubo de la corola.

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Acknowledgments

This study was supported by funds from the National Science Foundation (DEB-841958 and DEB-0949169). We thank Christian Feuillet for providing the Latin diagnosis and help in selecting the specific epithet; Laura Clavijo for providing the Spanish translation of the abstract; Jeremy Keene and Alain Chautems for providing helpful reviews of the manuscript; and Alice Tangerini for preparing the illustration. The first author made the initial discovery of Columnea carinata while assisting Walter Palacios (QCNE) as a U.S. Peace Corps Volunteer in 1994. The first author would like to express gratitude to Walter Palacios for his collegiality and mentorship from 1994 to 1998. Special thanks are due to Maria Eliza Manteca Oñate for her heroic efforts in promoting biodiversity and conservation through the Cerro Golondrinas Cloudforest Conservation Project and Reserve in 1991 and now through the Fundación Golondrinas.

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Correspondence to John L. Clark.

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Clark, J.L., Skog, L.E. Novae Gesneriaceae Neotropicarum XVIII: Columnea carinata, a new species of Gesneriaceae from northwestern Ecuador. Brittonia 65, 186–190 (2013). https://doi.org/10.1007/s12228-012-9277-6

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