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Exploring farmer preferences towards innovations in the vanilla supply chain 

Watteyn, Charlotte; Dejonghe, Olivia; Van Hoyweghen, Kaat; Azofeifa Bolaños, José Bernal; Karremans Lok, Adam Philip; Vranken, Liesbet; Reubens, Bert; Muys, Bart; Maertens, Miet (2021-11)
The vanilla supply chain is characterized by high risk crop management and unstable supply. In order to meet global vanilla demand while improving production sustainability, new approaches considering agro-ecological ...
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A new species and a new record of Malaxis (Malaxidinae) from Costa Rica 

Chinchilla Alvarado, Isler Fabián; Karremans Lok, Adam Philip; Blanco Coto, Mario Alberto (2022-04-25)
We describe and illustrate a new species and a new record of Malaxis from the lower montane and montane forests of Costa Rica. Taxonomic descriptions, illustrations, distribution maps, and conservation assessments are ...

Illustrations and Studies in Neotropical Orchidaceae. 3. On the identity of Dracontia pachyglossa and D. ramonensis; with a new species, D. lueriana (Pleurothallidinae) 

Karremans Lok, Adam Philip (2012)
The Costa Rican Dracontia ramonensis is discussed and illustrated. It had been already illustrated as early as 1867 by A.R. Endres, but only described in 1923 by Rudolf Schlechter. Costa Rican specimens of that species ...

Trick or treat? Pollinator attraction in Vanilla pompona (Orchidaceae) 

Watteyn, Charlotte; Scaccabarozzi, Daniela; Muys, Bart; Van der Schueren, Nele; Van Meerbeek, Koenraad; Guizar Amador, Maria Fernanda; Ackerman, James D.; Cedeño Fonseca, Marco Vinicio; Chinchilla Alvarado, Isler Fabián; Reubens, Bert; Pillco Huarcaya, Ruthmery; Cozzolino, Salvatore; Karremans Lok, Adam Philip (2021-11)
Natural pollination of Vanilla species remains poorly understood. Our research aimed at better understanding the pollinator attraction mechanism of the Neotropical species Vanilla pompona. Based on our results, we hypothesize ...
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Epidendrum inhibitiosum
Epidendrum inhibitiosum Karremans & Mel.Fernandez 

Karremans Lok, Adam Philip; Fernández Campos, Melania (2013-06)
Epidendro singulifloro Schltr. simile, sed planta rubro-viride, floribus majoribus brunneo-viridis, corolla campanulato-inexpansa, labello costa pupurea instructo, callo albo, petalis ellipticis obtusis differt.
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Two new species and a new record of Epidendrum (Orchidaceae: Laeliinae) from Costa Rica 

Pupulin, Franco; Karremans Lok, Adam Philip (2010-07)
Two new species of Epidendrum are described and illustrated from Costa Rica. Epidendrum fulfordianum is compared with E. chlorocorymbos, from which it can be distinguished by the much larger flowers, the wider petals and ...

Pleurothallis hawkingii and Pleurothallis vide-vallis (Orchidaceae; Epidendroideae), two new species from Cordillera de Guanacaste in Costa Rica 

Karremans Lok, Adam Philip; Jiménez Vargas, José Esteban (2018)
Two new species of Pleurothallis are described from the Cordillera de Guanacaste in northern Costa rica. both novelties belong to Pleurothallis sect. Macrophyllae-Fasciculatae, among which they can be recognised by their ...
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Trichocentrum pupulinianum (Orchidaceae) 

Bogarín Chaves, Diego Gerardo; Karremans Lok, Adam Philip (2013-02)
The following article details the career of Lankester Botanical Garden's researcher Franco Populin. His work within this institution has generated an important growth for the research of orchid species in Costa Rica. This ...

Epidendrum alieniferum 

Karremans Lok, Adam Philip; Bogarín Chaves, Diego Gerardo (2013)
The authors presents 77 species new to science, distributed from Mexico, through Central and South America, as far as Argentina. They are distributed in Colombia (33), Peru (27), Ecuador (15), Costa Rica (5), Brazil (3), ...
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Cleistes Rich. ex Lindl. 

Karremans Lok, Adam Philip (2022)
Description of Cleistes Rich. ex Lindl.
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Repositorio Institucional de la Universidad de Costa Rica. Algunos derechos reservados. Este repositorio funciona con DSpace.