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Lepanthes gerardensis (Orchidaceae), una nueva especie de Costa Rica
(Universidad de Costa Rica, 2003)
Lepanthes gerardensis from north-central Costa Rica is described and illustrated. It is most similar to the Mexican L. ancylopetala Dressler, from which it differs in shorter habit, petiolate leaves with broadly elliptic ...
Notes on the natural history of Cyclopogon obliquus (Orchidaceae: Spiranthinae) in Costa Rica
(Universidad de Costa Rica, 2002)
Generic realignments in Maxillariinae (Orchidaceae)
(Universidad de Costa Rica, 2007)
Un reciente análisis filogenético de cuatro regiones de ADN para ca. 354 especies de la subtribu Maxillariinae indican fuertemente que el género Maxillaria, en su circunscripción tradicional, es altamente polifilético. ...
A new species of Stellilabium section Taeniorhachis (Orchidaceae) from Costa Rica
(Universidad de Costa Rica, 2002)
The new species Stellilabium smaragdinum is described and illustrated from the montane oak forests of the Cordillera de Talamanca, Costa Rica. Among the species of Sect. Taeniorhachis, S. smaragdinum may be recognized for ...