Syncesia (Arthoniales, Euascomycetidae). Flora Neotropica (74) flora neotropica This monograph presents revisions of

This monograph presents revisions of two of the neotropical genera of the Cecropiaceae: 46 species (15 new) of Coussapoa and 25 species (4 new) of Pourouma

He was struck by the rich and complex vegetation of the páramos of Colombia

and cotyledons laterally divaricate in the same horizontal plane

and one as Extinct

and pioneer in calling for an inventory of the world's tropical vegetation and the development of land-use policies that take into account the interrelationship of the bioecosystems of the tropics

Syncesia (Arthoniales, Euascomycetidae). Flora Neotropica (74) flora neotropica This monograph presents revisions ofhe lichenized genus Syncesia is monographed. Seventeen species are recognized, all fructiferous. Imperfect tax. a are unknown. Two new species are described: Syncesia leprobola and S. rhizomorpha. Most Syncesia species are restricted to the neotropical region, with some species reaching southern United States and Hawaii. Four species are non neotropical, with one restricted to southwestern Europe, two to Tanzania, and one to Australasia. Syncesia is