Catasetum × guarayense (Orchidaceae: Catasetinae), first formally described and documented natural hybrid of the genus for Bolivia

 

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Autori: Krahl, Amauri Herbert, Krahl, Dayse Raiane Passos, Miranda-Zapata, Ciro Antonio Segundo, Mercado-Menacho, Luis Alejandro, Schmal, Philippe, Chiron, Guy, Silva, João Batista Fernandes da, Cantuária, Patrick de Castro
Natura: artículo original
Status:Versión publicada
Data di pubblicazione:2026
Descrizione:Catasetum × guarayense is described and illustrated as the first natural hybrid of Catasetum reported from Bolivia. The material was collected in the municipality of El Puente, Guarayos province, Santa Cruz department, in the central eastern region of the country. In addition, data on its geographical distribution, habitat, and phenology are provided. The available evidence suggests that the hybrid results from the natural crossing between C. rooseveltianum and C. semicirculatum, species occurring within the limits of the Bolivian territory. As expected for any natural hybrid, compared to its probable parents, C. × guarayense presents a set of intermediate morphological characters, a point discussed in detail in this study. Besides, we propose an identification key to the Bolivian Catasetum species with symmetrical and parallel antennae.
Stato:Portal de Revistas UCR
Istituzione:Universidad de Costa Rica
Repositorio:Portal de Revistas UCR
Lingua:Inglés
OAI Identifier:oai:portal.revistas.ucr.ac.cr:article/5115
Accesso online:https://revistas.ucr.ac.cr/index.php/rlankesteriana/article/view/5115
Keyword:Chiquitano Dry Forest
Cymbidieae
Eastern Bolivia
Hybridization
Neotropics
Taxonomy
Bolivia oriental
Bosque Seco Chiquitano
hibridación
Neotrópico
taxonomía