Pessoa, E.M. Silva, I.A.A. da Alves, M. <br/><br/>
Aspects of Orchidaceae distribution in Costa Rica and northwestern south America: a syudy on similarity with emphasis on the Amazonian region 

<br/><br/><label>Subjects--Topical Terms: </label><br/>ORQUIDEA<br/>ORCHIDACEAE<br/>DISTRIBUIÇÃO GEOGRAFICA<br/>AMAZONIA