Taxonomy and distribution of Sagittaria (Alismataceae) in north-eastern Brazil
The family Alismataceae comprises 12 genera of herbaceous aquatic plants. There are only two genera that are naturally found in Neotropical regions: Echinodorus and Sagittaria. This study examines the species of Sagittaria from north-eastern Brazil, a region that is characterized by a semiarid clima...
| Autores: | , |
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| Tipo de recurso: | artículo |
| Estado: | Versión publicada |
| Fecha de publicación: | 2006 |
| País: | Brasil |
| Institución: | Universidade Federal do Ceará (UFC) |
| Repositorio: | Repositório Institucional da Universidade Federal do Ceará (UFC) |
| Idioma: | portugués |
| OAI Identifier: | oai:repositorio.ufc.br:riufc/63981 |
| Acceso en línea: | http://www.repositorio.ufc.br/handle/riufc/63981 |
| Access Level: | acceso abierto |
| Palabra clave: | Alismataceae Arrowhead North-eastern Brazil Sagittaria Semiarid region |
| Sumario: | The family Alismataceae comprises 12 genera of herbaceous aquatic plants. There are only two genera that are naturally found in Neotropical regions: Echinodorus and Sagittaria. This study examines the species of Sagittaria from north-eastern Brazil, a region that is characterized by a semiarid climate and intermittent aquatic ecosystems. Four taxa have been identified: S. guayanensis subsp. guayanensis, S. rhombifolia, S. lancifolia subsp. lancifolia and S. planitiana. Full descriptions, observations, geographic distributions, illustrations and a species key are presented. |
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