Arthur Macedo
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View article: An Overview of Orchidaceae from Brazil: Advances and Shortfalls After 400 Years of Studies
An Overview of Orchidaceae from Brazil: Advances and Shortfalls After 400 Years of Studies Open
The historical background of studies on Brazilian Orchidaceae dates back almost 400 years. In this review, we provide an overview of the current knowledge on Brazilian Orchidaceae across three thematic axes: 1. diversity, distribution, and…
View article: Diagnóstico de GIST fundo gástrico - Um relato de caso em um serviço público na Região Metropolitana de Belém
Diagnóstico de GIST fundo gástrico - Um relato de caso em um serviço público na Região Metropolitana de Belém Open
Os tumores estromais gastrointestinais (GISTs) são tumores mesenquimais originados das células de Cajal que expressam o receptor transmembrana da tirosina quinase CD117 compreendem cerca de 1-3 % dos cânceres gastrointestinais primários. S…
View article: A new species of Rhipidoglossum (Orchidaceae, Angraecinae) from the Western Rift Valley (Africa)
A new species of Rhipidoglossum (Orchidaceae, Angraecinae) from the Western Rift Valley (Africa) Open
Background and aims – Rhipidoglossum is the third most species-rich epiphytic orchid genus in continental Tropical Africa, containing at least 53 species. As part of an ongoing taxonomic revision, a new species endemic to the Western Rift …
View article: La Reunión Anual de ECOFLOR se realizó por primera vez fuera de las fronteras de España
La Reunión Anual de ECOFLOR se realizó por primera vez fuera de las fronteras de España Open
La Reunión Anual de ECOFLOR se realizó por primera vez fuera de las fronteras de España
View article: Synopsis of Loganiaceae in Pernambuco, Brazil
Synopsis of Loganiaceae in Pernambuco, Brazil Open
Loganiaceae is a member of the Gentianales order and comprises about 460 species in 16 genera, being mainly distributed in the tropical regions of the world. The Brazilian Neotropical region is one of the centers of diversity for two of th…
View article: Supplementary Material – Synopsis of Loganiaceae in Pernambuco, Brazil
Supplementary Material – Synopsis of Loganiaceae in Pernambuco, Brazil Open
Table S1 – Comparison of carpologic and epistyle characters among Spigelia species in Pernambuco. Table S2 – Loganiaceae species in Conservation Units in the state of Pernambuco. Part of the paper…
View article: Flora da Usina São José, Igarassu, Estado de Pernambuco, Brasil: Acanthaceae, Gesneriaceae e Loganiaceae
Flora da Usina São José, Igarassu, Estado de Pernambuco, Brasil: Acanthaceae, Gesneriaceae e Loganiaceae Open
RESUMO (Flora da Usina São José, Igarassu, Estado de Pernambuco: Acanthaceae, Gesneriaceae e Loganiaceae). Acanthaceae, Gesneriaceae e Loganiaceae são bem representadas na flora Neotropical e brasileira, no entanto são famílias pouco estud…
View article: A new species of Spigelia L. sect. Graciles (Loganiaceae) from northeastern Brazil
A new species of Spigelia L. sect. Graciles (Loganiaceae) from northeastern Brazil Open
A new species of Spigelia subg. Spigelia sect. Graciles, S. alborubra, is described and illustrated. It is known from Campos Rupestres and Caatinga s.s. in the states of Bahia and Pernambuco, Brazil. It is similar to S. pulchella, based on…
View article: Flora da Usina São José, Igarassu, Pernambuco: Chrysobalanaceae, Humiriaceae, Lacistemataceae e Trigoniaceae
Flora da Usina São José, Igarassu, Pernambuco: Chrysobalanaceae, Humiriaceae, Lacistemataceae e Trigoniaceae Open
Resumo Malpighiales compreende 36 famílias com grande heterogeneidade morfológica e está representada por várias espécies na Mata Atlântica ao longo da costa brasileira. Este trabalho é parte da série de monografias taxonômicas de famílias…