Now showing items 111-116 of 116
The glandulous Specklinia: morphological convergence versus phylogenetic divergence
The present paper focuses on the systematics of the Specklinia glandulosa species complex. Traditionally, S. glandulosa has been considered a widely distributed and variable species, ranging from Mexico to the guiana Shield. ...
Sobralia rogersiana, un monstruo maravilloso
Sobralia macrantha y S. rogersiana son ilustradas en una Lámina de Disección Compuesta Lankester (LCDP, por sus siglas en inglés) a partir de material vivo. Tanto científicos como aficionados han confundido estas populares ...
Confusion in Epidendrum brenesii Schltr., and a new Costa Rican species: Epidendrum sotoanum (Orchidacaeae)
Two species have been confused under the name Epidendrum brenesii Schltr., both were used in the original description and drawing of the type. The purple-flowered species, has been commonly known as E. brenesii, a specimen ...
The Pleurothallidinae: extremely high speciation driven by pollination adaptation
The generic and subgeneric classification of Pleurothallidinae has traditionally been a hazardous task. The main challenge has been understanding the underlying relationships of the immensely diverse, +5100 accepted species ...
Genera Pleurothallidinarum: An updated phylogenetic overview of Pleurothallidinae
Subtribe Pleurothallidinae with just over 5000 species is possibly the most species-rich of all orchids. It has been growing steadily for more than two centuries, but the last three decades have been especially active in ...
A new species of Stelis (Orchidaceae: Pleurothallidinae) from Peru
Stelis peruviana from the cloud forest of Yanatile, Cusco, Peru is described and illustrated. This new species is most similar to Stelis spathuliformis, from which it differs by its yellow flowers, shorter lanceolate sepals, ...