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Desarrollo de cápsulas y germinación in vitro de Phragmipedium humboldtii, P. longifolium y P. percei
(2007-06)
Slipper orchids belonging to the genus Phragmipedium (subfam. Cypripedioideae) are seriously threatened and therefore listed in Appendix I of CITES. Less research has been conducted in this genus than in others belonging ...
Preliminary molecular phylogenetics of Sobralia and relatives (Orchidaceae: Sobralieae)
(2011-12)
With over 200 species, the orchid tribe Sobralieae is a major constituent of the Neotropical flora. As currently circumscribed, the tribe includes four genera: Elleanthus, Epilyna, Sertifera, and Sobralia. Most
species ...
Un híbrido espontáneo entre Aristolochia gorgona y A. grandiflora (Aristolochiaceae)
(2005)
A spontaneous hybrid between Aristolochia gorgona and A. grandiflora appeared at Lankester
Botanical Garden, Costa Rica, where plants of both species were cultivated in close proximity. This indicates that geographic ...
Two novelties in genus Platystele (Orchidaceae: Pleurothallidinae) from Costa Rica
(2017)
Two new species of Platystele allied to P. oxyglossa complex are described from Costa Rica. Platystele carl-lueriana can be distinguished from P. catiensis and P. oxyglossa by the compact inflorescence that barely exceeds ...
Trichopilia x ramonensis (Orchidaceae), un híbrido natural de Costa Rica
(2002)
Se describe e ilustra el híbrido natural Trichopilia x ramonensis (T. marginata x T. suavis) de
la región de San Ramón, Costa Rica. El nombre de este híbrido se usó por primera vez en 1992; sin
embargo, hasta ahora no ...
Masdevallia luerorum (Orchidaceae: Pleurothallidinae), a new species from Costa Rica
(2017)
Masdevallia luerorum from the southern Pacific region of Costa Rica is described and illustrated. It resembles M. lata, but differs in the single flowered inflorescence, the shorter sepals, the broad and cylindrical sepaline ...
Reposo y germinación de semillas de Enterolobium cyclocarpum (Fabaceae): resultados de un estudio inédito y un experimento fallido
Seed dormancy and germination of Enterolobium cyclocarpum (Fabaceae): Results of an unpublished work and an unsuccessful experiment
(2003)
En Costa Rica, se determinó que para reproducir la especie arbórea Enterolobium cyclocarpum
(Fabaceae), las semillas seleccionadas deben tener una masa de 0,7 a 1,0 g. En general, mayor masa del fruto implica mayor masa ...
Additions to the Costa Rican Myoxanthus (Orchidaceae: Pleurothallidinae)
(2017)
Pleurothallis cerea, a species described based on a specimen collected by Lankester in Costa Rica, and commonly placed under the synonymy of Myoxanthus octomeriae or M. congestus, is here recognized as distinct. The species ...
Four new species of Pleurothallis (Orchidaceae: Pleurothallidinae) from the Valle del Cauca Department in Colombia
(2017)
Pleurothallis indecora, P. juvenilis, P. lueriana and P. queremalensis are described from material collected in the municipality of Dagua, department of Valle del Cauca, Colombia. The four species were found during field ...