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Título: | Chemical analyses confirm a rare case of seed dispersal by bees |
Autor: | Nunez, C. V. Oliveira, Marcio Luiz de Lima, Renata Duarte Díaz, Ingrit Elida Collantes Sargentini, Ézio Pereira, Orlando Libório Araújo, Lídia Medina |
Palavras-chave: | Bee Chemical Analysis Fruit Plant Extract Plant Insect Interaction Rarity Seed Dispersal Sugar Zoochory Apidae Apoidea Aves Coussapoa Coussapoa Asperifolia Hexapoda Meliponinae |
Data do documento: | 2008 |
Revista: | Apidologie |
É parte de: | Volume 39, Número 6, Pags. 618-626 |
Abstract: | It has been suggested that dispersal of seeds of Coussapoa asperifolia magnifolia could have endozoochoric dispersal by frugivorous birds and monkeys because the fruits are red when ripe, or exozoochoric dispersal, because the exocarp is mucilaginous and sticky. However, our field observations showed only stingless bees collecting the exocarp with seeds of C. asperifolia magnifolia, which are used for building and repairing their nests, from which the plants sprout. This paper aimed to determine the fruit chemical composition, since we postulated that C. asperifolia magnifolia is neither consumed by birds nor monkeys due to being very sticky and apparently resinous. Apolar extract analyses revealed the fruits are not resinous but extremely rich in waxes (mainly esterified triglycerides), and polar extract analyses revealed the sugar content to be close to the sensorial minimum level. This probably accounts for why only stingless bees are seen visiting fruits and dispersing seeds. © 2008 INRA DIB-AGIB EDP Sciences. |
DOI: | 10.1051/apido:2008047 |
Aparece nas coleções: | Artigos |
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