This list of the orchids of the Picos de Europa and immediate environs is compiled from 33
published and unpublished sources, as well as from field observations by Teresa Farino since
1985. Taxonomic order and nomenclature follow Castroviejo, S. (2005) Flora Ibérica; Vol. 21.
Real Jardín Botánico, CSIC, Madrid. English common names follow Buttler, P. (1991) Field Guide
to Orchids of Britain and Europe. The Crowood Press Ltd, Swindon. Most orchids do not have
common names in Spanish.