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Abundancia, biomasa y floración de Thalassia testudinum (Hydrocharitaceae) en el Parque Nacional Cahuita, Caribe de Costa Rica
Tesis de Licenciatura en Biología con Énfasis en Botánica
(2007)
Tesis publicada en: Rev. Biol. Trop. (Int. J. Trop. Biol. ISSN-0034-7744) Vol. 56 (Suppl. 4): 175-189, December 2008.
Entre agosto 2003 y agosto 2006 se estudiaron tres sitios representativos del Parque Nacional Cahuita ...
The New Refugium Botanicum. Phragmipedium schlimii
(2017-12-02)
Taxonomic description and drawings of the new Phragmipedium schlimii is presented.
Pollen load size, reproductive success and progeny kinship of natural pollinated flowers of the tropical dry forest tree, Pachira quinata (Bombacaceae)
(2001)
Several studies have demonstrated, using controlled pollinations, that the number and identity of pollen grains deposited onto a flower's stigma affect the reproductive success of plants. However, few studies have shown ...
Censo de pelícanos pardos de la Reserva Natural Absoluta Cabo Blanco
(2010-11-30)
El pelicano pardo o buchón es el único pelicano común en Costa Rica y el único que reside de forma permanente en la RNACB (Reserva Natural Absoluta de Cabo Blanco). Es un ave de color parduzco con la cabeza y el cuello ...
Rapid evolution of a floral trait following acquisition of novel pollinators
(2021-04)
1. Changes in the pollinator assemblage visiting a plant can have consequences for reproductive success and floral evolution. We studied a recent plant trans-continental range expansion to test whether the acquisition of ...
Masdevallia Ruiz & Pav. [with the new species Masdevallia bellissima]
(2022-02)
Costa Rican species of Masdevallia are presented and discussed. A new species, Masdevallia bellissima, is described and illustrated.
Aristolochia gorgona (Aristolochiaceae), a new species with giant flowers from Costa Rica and Panama
(2002-05)
Aristolochia gorgona is described from the Atlantic watershed of Costa Rica and central and eastern Panama. It is similar to A. grandiflora Sw., with which it has been confused in the past. The extensive reported synonymy ...
The differences in transmission properties of two bird calls show relation to their specific functions
(2016)
When vocalizations transmit throughout the environment, attenuation and degradation may change the information of the signal; the loss of information is related to changes in both frequency and duration of vocalizations. ...
Electric-field control of single-molecule tautomerization
(2020)
The electric field is an important parameter to vary in a single-molecule experiment, because it can directly affect the charge distribution around the molecule. Yet, performing such an experiment with a well-defined ...
Leaf and flower essential oil compositions of Gliricidia sepium (Fabaceae) from Costa Rica
(2015-04)
Gliricidia is a small genus of flowering plants in the Fabaceae family. Gliricidia sepium is a multipurpose tree native to Mesoamerica and possibly northern South America. The chemical composition of the hydrodistilled ...