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Marco Otávio Pivari

Marco Otávio Pivari
Herbário do Parque Estadual do Rio Doce

PhD

About

17
Publications
6,373
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185
Citations
Additional affiliations
August 2004 - August 2006
Universidade Federal de Mato Grosso do Sul
Position
  • Master's Student

Publications

Publications (17)
Article
Full-text available
Until the mid-XX century, little awareness on the ecological services or socio-environmental problems and benefits related to aquatic plants culminated in bottlenecks on their natural history, especially for the Neotropics. In this context, Acta Botanica Brasilica (ABB) organized this special issue to promote the advancement of knowledge on this ec...
Article
Full-text available
We describe Waltillia itambana, a new species placed in the previously monotypic genus Waltillia, presenting as main differences from Waltillia hatschbachii features such as a water-impounding rosette, shorter and broader leaves, divergent non-secund flowers and the light-green petals. The species is, as far as known, restricted to Pico do Itambé S...
Article
Full-text available
Sinningia rupicola (Gesneriaceae), espécie ameaçada de extinção e classificada como endêmica de canga do Quadrilátero Ferrífero é aqui apresentada sob uma abordagem ecológica, baseada na análise de dados referentes a registros realizados em duas Reservas Particulares do Patrimônio Natural (RPPN) da empresa Vale, situadas no Quadrilátero Ferrífero,...
Article
Full-text available
Global sustainability rests on a myriad of benefits provided by natural ecosystems that support human livelihoods and well-being, from biodiversity persistence to climate regulation. The undeniable importance of conserving tropical forests has drawn most of the conservation spotlight towards it. However, open ecosystems such as the Brazilian Campo...
Article
Full-text available
The aim of the present study was to perform the floristic survey of the wetlands of the Parque Estadual do Ibitipoca (PEIB), comparing them regarding richness, floristic composition and life forms, based on monthly expeditions to collect vascular plants. Eighty-one (81) species were found in the moist grassland, most of them being endemic to Brazil...
Article
Full-text available
ABSTRACT Initiatives directed at managing information on aquatic plants can support different areas of scientific research, educational practices and political decisions for sustainable management and protection of wetlands and natural resources, as well as reveal knowledge gaps regarding aquatic plants and wetlands. Furthermore, such initiatives c...
Article
Full-text available
The São Francisco River forms one of the main Brazilian hydrographic basins of ca. 645,000 km2. The Pandeiros River is a tributary situated on the left margin of the São Francisco and is considered a strategic component for conservation of biodiversity of that hydrographic basin. An inventory of the aquatic macrophyte flora of the Pandeiros River W...
Article
Full-text available
Este trabalho objetivou o levantamento das espécies medicinais utilizadas pela comunidade de Baependi no tratamento de diferentes enfermidades. Para a análise da importância relativa das plantas medicinais foi utilizada a concordância quanto aos usos principais de cada espécie, fator de correção e concordância quanto ao uso principal corrigida. For...
Article
Full-text available
Esta pesquisa trata da composição e da ocorrência de espécies de macrófitas aquáticas em área de proteção ambiental e áreas não protegidas, que compõem o conjunto de lagos do Vale do Rio Doce em Minas Gerais, terceiro maior sistema lacustre brasileiro. As informações foram levantadas a partir de publicações, material depositado em herbários e colet...
Article
Full-text available
This paper refers to aquatic flora species composition and distribution in protected and surrounding areas located in the Rio Doce valley lakes, Minas Gerais state, the third largest Brazilian lacustrine system. Data were collected from previous works, herbaria collections and field samplings done between 2007 and 2010 in aquatic environments locat...
Article
Full-text available
Aquatic macrophytes of floating mats ("baceiros") in the Abobral and Miranda Pantanal Wetlands, Mato Grosso do Sul State, Brazil). The association between floating and epiphytic biological forms, regarding aquatic macrophytes, creates what are called floating mats. This concept refers to the establishment of one or more epiphytes on live individual...
Article
Full-text available
A Lagoa Silvana é um ecossistema natural localizado no vale do Rio Doce (42°28’48” W e 19°29’00” S), leste do estado de Minas Gerais. Apresenta um espelho d’água de 400 hectares, profundidade máxima de 14,8 m, e na maior parte de suas margens, verifica-se um fragmento de Mata Atlântica em sucessão secundária, além de plantações de Eucalipto. Nes...
Article
Full-text available
The Silvana Lake is a natural ecosystem, located in the Rio Doce Valley (42°28′48″ W and 19°29′00″ S),eastern Minas Gerais state. It covers 400 hectares of surface, maximum depth of 14.8 m, surrounded by a fragment of Atlantic forest in secondary succession and a Eucalyptus plantation. In this study, an inventory of the aquatic vegetation was made....
Article
Full-text available
RESUMO Os objetivos deste estudo foram descrever a composição da flora fanerogâmica de um remanescente de vegetação do Domínio Atlântico situado no município de Juiz de Fora, Minas Gerais, utilizar análises de similaridade florística para relacionar suas variações com os três habitats de vegetação reconhecidos: Inselberg (afloramento rochoso), Inte...
Article
Full-text available
RESUMO (A família Palmae na Reserva Biológica da Represa do Grama -Descoberto, Minas Gerais, Brasil) O presente trabalho trata do levantamento das espécies de Palmae ocorrentes na Reserva Biológica da Represa do Grama, localizada na Zona da Mata do estado de Minas Gerais, no município de Descoberto. A Reserva abrange uma área de 263,8 hectares, de...

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