Two new orchid species (Camaridium: Maxillariinae; Lepanthes: Pleurothallidinae) from the Pacific slope of the Northern Andes, Colombia

 

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Bibliographic Details
Authors: Pérez-Escobar, Oscar Alejandro, Jaramillo, Carlos, Zuluaga, Alejandro, García-Revelo, Santiago, Dodsworth, Steven, Bogarín, Diego
Format: artículo original
Status:Versión publicada
Publication Date:2021
Description:The Northern Andean Cordillera in Colombia hosts unique, megadiverse, and fragile ecosystems, including wet tropical lowland, cloud forest, and paramo that are essential for climate regulation and the subsistence of human settlements. The Serrania de Los Paraguas on the Pacific slope of the western range of the Northern Andes, Colombia, is an ecosystem that needs to be preserved in the face of a major threat due to rapid deforestation. However, there have been very few explorations surveying its plant diversity in the area. Here, we describe two new orchid species from the genera Camaridium (C. antonellii: Maxillariinae, Cymbidieae) and Lepanthes (L. valerieae: Pleurothallidinae, Epidendreae) discovered during a floristic survey conducted in the region. Camaridium antonellii is similar to C. inauditum but differs in the fractiflex, ovate-elliptic, acute leaves, the flowers with pink sepals and petals, the lip white, distinctly three-lobed, spotted with purple on the lateral lobes and yellow-cream towards the apex, the mid-lobe ovate to transverse ovate and lanceolate sepals. Lepanthes valerieae, which is similar to L. antennata, differs in the long apical lobes of the petals, surpassing the dorsal sepal, the longer connectives > 18 mm, rounded lobes of the lip, and the oblong, flattened appendix. Illustrations, distribution maps, and photographs are provided.
Country:Portal de Revistas UCR
Institution:Universidad de Costa Rica
Repositorio:Portal de Revistas UCR
Language:Inglés
OAI Identifier:oai:archivo.portal.ucr.ac.cr:article/49471
Online Access:https://archivo.revistas.ucr.ac.cr/index.php/lankesteriana/article/view/49471
Keyword:Andes
Chocó biogeographic region
epiphyte diversity
Neotropical realm
new species
Orchidaceae
Chocó biogeográfico
diversidad de epífitas
región neotropical
nuevas especies