Of the 44 species monographed in this fascicle, 30 are new to science and 14 have been published elsewhere, at least one of them as recently as one month ago. One of the new ones is a natural hybrid, Epidendrum × pinheiroi ...

Subtribe Pleurothallidinae is possibly the most species-rich of all orchid groups. Nevertheless, they are a young group of plants in terms of scientific learning. The last three decades have been the most active with respect ...

A new species of Vanilla is described and illustrated from the southeastern tip of Costa Rica, close to the border with Panama. Vanilla karenchristianae was found in a region of the country that has no protected areas and ...

The ten Costa Rican species of Myoxanthus are discussed, described and illustrated based mainly on native living material. A key for the species, notes on history, ecology, diagnostic features, taxonomy and distribution ...

This paper focuses on the taxonomy and systematics of the species related to Specklinia brighamii and S. simmleriana in Costa Rica. The group also includes S. alexii, recorded for the first time for the country, S. acrisepala, ...

The phylogenetic relationships within the Acianthera affinity are re-evaluated using Bayesian analyses of nrITS and chloroplast matK sequence data. Emphasis is made on species from the Antilles, Central America and the ...

The ten Costa Rican species of Myoxanthus are discussed, described and illustrated based mainly on native living material. a key for the species, notes on history, ecology, diagnostic features, taxonomy and distribution ...

Acianthera Scheidweiler (1842: 292), a genus historically placed under the synonymy of Pleurothallis Brown (1813: 211), was reinstated by Pridgeon & Chase (2001) and redefined on the basis of molecular studies by Pridgeon ...

Nomenclatural amendments and notes are provided for taxa belonging to diverse genera within subtribe Pleurothallidinae (Orchidaceae) in order to comply with the International Code for algae, fungi, and plants. The proposed ...

The Andean mountains of South America are the most species‐rich biodiversity hotspot worldwide with c. 15% of the world's plant species, in only 1% of the world's land surface. Orchids are a key element of the Andean flora, ...