A New Brachionidium (Orchidaceae: Pleurothallidinae) from the First Botanical Expedition to the Volcán Cacho Negro, Costa Rica

A new species of Brachionidium from Costa Rica is described and illustrated. Brachionidium cornu-nigricum, from the Volcán Cacho Negro, a remote, previously unexplored location in Costa Rica, is most similar to B. filamentosum. It differs in the white sepals, short-acuminate sepals and petals up to...

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Bibliographic Details
Published in:Systematic botany 2016-12, Vol.41 (4), p.919-923
Main Authors: Bogarín, Diego, Karremans, Adam P.
Format: Article
Language:English
Subjects:
Brachionidium Cornu-Nigricum
Braulio Carrillo National Park
Costa Rica
Discovery and exploration
Identification and classification
Natural history
New Species
Orchids
Taxonomy
Taxonomy and Floristics
Volcanoes
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Description
Summary:A new species of Brachionidium from Costa Rica is described and illustrated. Brachionidium cornu-nigricum, from the Volcán Cacho Negro, a remote, previously unexplored location in Costa Rica, is most similar to B. filamentosum. It differs in the white sepals, short-acuminate sepals and petals up to 1 cm long, the triangular, unlobed lip, the oblong glabrous callus provided with two small basal lobes, and the eight pollinia.
ISSN:0363-6445
1548-2324
DOI:10.1600/036364416X694017