Morfo-anatomia da flor de Guarea kunthiana A. Juss. e de Guarea macrophylla Vahl. (Meliaceae)

Luiz Antonio Souza; Ismar Sebastião Moscheta; Káthia Socorro Mathias Mourão; Sônia Maciel da Rosa

doi:10.4025/actascibiolsci.v24i0.2372

Morphology and anatomy of the flower of Guarea kunthiana A. Juss. and Guarea macrophylla Vahl. (Meliaceae)

Authors

Luiz Antonio Souza Botânica - UEM Author
Ismar Sebastião Moscheta UEM Author
Káthia Socorro Mathias Mourão UEM Author
Sônia Maciel da Rosa UEM Author

DOI:

https://doi.org/10.4025/actascibiolsci.v24i0.2372

Keywords:

Guarea, Meliaceae, anatomia floral, morfologia floral

Abstract

Guarea kunthiana A. Juss. and G. macrophylla Vahl. belong to Meliaceae, an arboreal family that occurs in forest fragments in the Northwest of Paraná, Brazil. The flowering time for G. kunthiana is from November to December and for G. macrophylla is from September to November. Flowers of the species are unisexual and they present similar structure. The male flowers present pistillode and anthers with epidermis, endothecium, two median layers and binucleate secretory tapetum. The female flowers present antherode and pistil, whose stigma has secretory lateral portion, the style is solid and the ovary presents parenchymatous mesophyll and meristematic inner epidermis; the ovules are hemianatropous, bitegmic and crassinucelate. The flowers are nectar-secreting.

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Author Biography

Luiz Antonio Souza, Botânica - UEM

Possui graduação em Botânica Aplicada Às Plantas Medicinais Turma II pela Universidade Estadual Paulista Júlio de Mesquita Filho (1972) , mestrado em Ciências Biológicas (Botânica) pela Universidade de São Paulo (1978) e doutorado em Ciências Biológicas (Botânica) pela Universidade de São Paulo (1981) . Atualmente é professor titular da Universidade Estadual de Maringá, Outro (especifique) Professor e orientador da Universidade Federal do Paraná, Bolsista de Produtividade em Pesquisa do Conselho Nacional de Desenvolvimento Científico e Tecnológico, funcionário da Universidade Estadual de Londrina, Professor Titular do Centro de Ciências Biológicas, Membro de corpo editorial da Acta Botanica Brasilica e Membro de corpo editorial da Acta Scientiarum (UEM). Tem experiência na área de Botânica , com ênfase em Morfologia Vegetal. Atuando principalmente nos seguintes temas: Acacia paniculata - Lonchocarpus muehlbergianus

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Published

2008-05-13

Issue

Vol. 24 (2002)

Section

Biology Sciences

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How to Cite

Morphology and anatomy of the flower of Guarea kunthiana A. Juss. and Guarea macrophylla Vahl. (Meliaceae). (2008). Acta Scientiarum. Biological Sciences, 24, 591-600. https://doi.org/10.4025/actascibiolsci.v24i0.2372