Erythroxylum simonis is an understory species found in Northeast Brazil. Due to its shaded
habitat, E. simonis is subjected to seasonal oscillations of the environment, to which it must …

Neste trabalho apresenta-se o tratamento taxonômico do gênero Solanum, como parte do
projeto" Flora da Paraíba", que vem sendo realizado com o objetivo de identificar e …

This research aimed to determine an equation to estimate the leaf area of Erythroxylum
simonis using the length and width of leaf blades. Two hundred leaf blades of this species …

In the study, we have examined the antitumor and antimicrobial activities of the methanol
extract, the fractions, a fraction of total alkaloids and two alkaloids isolated from the stem of …

Premise Distylous species possess two floral morphs with reciprocal positioning of stigmas
and anthers that is hypothesized to promote disassortative pollination. Theoretical models …

Apresenta-se o tratamento taxonômico da família Combretaceae como parte do projeto"
Flora da Paraíba", que vem sendo realizado com o objetivo de identificar e catalogar as …

Background and Aims: Determining the leaf area is essential for studies on growth,
propagation, and ecophysiology of forest species. Developing quick, practical, and accurate …

Rationale Tropane alkaloids represent an important class of secondary metabolites, but
many of these compounds are already described in the scientific literature, so the use of …

There is interest in the relationships between macroconsumers (eg shrimp) and aquatic
insects, as well as their role in ecological processes, including leaf breakdown, in tropical …

Introduction Given the diversity of secondary metabolites produced by species of the genus
Erythroxylum, in addition to the many methods that have already been described in the …