Currently, the nomenclature of living beings is governed by international codes that are built collectively, involving the scientific community. These constructions serve to organize the nomenclature of the past and to stabilize the names of the species, with each code being independent and autonomous. Proper use, knowledge and consultation of codes make the use of nomenclatures more uniform, thus avoiding ambi...
The objective of this research is to know the diversity of plant species collected in the scope of the Igarapé da Fortaleza Hydrographic Basin, between the municipalities of Santana and Macapá, State of Amapá. From the organization of digital data records of species collected and registered in national and international herbaria, the records collected in the State of Amapá were extracted, comprising the scope o...
Dichaea é o maior gênero da subtribo Zygopetalinae e possui sua maior diversidade de espécies na América do Sul. Diante disto, este trabalho teve o objetivo de descrever uma nova espécie de Dichaea ocorrente na região norte do Brasil, Dichaea bragae Valsko, Krahl & Holanda. A nova espécie foi coleta ao norte de Manaus em área de floresta ombrófila e floresceu em cultivo. O epíteto é em homenagem ao Dr. Pedro Iv...
Schistostemon is recorded for the first time in the States of Roraima and Pará extending its distribution to a new northern limit within Brazilian territory. © 2015 Check List and Authors.