Pollination system of Masdevallia hortensis Luer & R. Escobar. (Orchidaceae: Pleurothallidinae) in a cloud mountane forest of the Cordillera Occidental, in Colombia

Although pleurothallids are among the most diverse groups of orchids, their pollination ecology has been studied in only nine of the 42 recognized genera. Pollination by deception has been assumed as the generality for this group despite pleurothallids exhibit diverse pollination systems involving a...