A SYNOPSIS OF ALISMATACEAE FROM THE SEMI-ARID REGION OF NORTHEASTERN BRAZIL

The Alismataceae (excluded Limnocharitaceae) comprises twelve genera of herbaceous aquatic plants. Only two of its genera (Echinodorus and Sagittaria) are native to the Neotropics. A survey of the species of Alismataceae confirmed the occurrence of four taxa of Sagittaria and eleven of Echinodorus f...

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Detalhes bibliográficos
Autor: Matias, Ligia Queiroz
Formato: artículo
Estado:Versión publicada
Fecha de publicación:2010
País:Brasil
Recursos:Universidade Federal Rural do Semi-Árido (UFERSA)
Repositorio:Revista Caatinga
Idioma:inglés
OAI Identifier:oai:ojs.periodicos.ufersa.edu.br:article/1594
Acesso em linha:https://periodicos.ufersa.edu.br/caatinga/article/view/1594
Access Level:acceso abierto
Palavra-chave:Echinodorus
Sagittaria
hydrophytes
Monocotyledons
wetland
Descrição
Resumo:The Alismataceae (excluded Limnocharitaceae) comprises twelve genera of herbaceous aquatic plants. Only two of its genera (Echinodorus and Sagittaria) are native to the Neotropics. A survey of the species of Alismataceae confirmed the occurrence of four taxa of Sagittaria and eleven of Echinodorus from the semi-arid region of northeastern Brazil. Analytical keys to differentiate the genera and species are provided, as well as illustrations of their taxonomic characteristics and data on their geographical distribution. Echinodorus macrocarpus to be considered synonymous with E. pubescens. Echinodorus reticulatus is considered as a different species from E. longipetalus. There are five excluded taxa from the Brazilian semi-arid region: E. grandiflorus, E. macrophyllus, E. martii, E. bolivianus, and E. decumbens.