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Ovary peltate trichomes of Zeyheria montana (Bignoniaceae): Developmental ultrastructure and secretion in relation to function
(Oxford University Press, 2006-03-01)
center dot Background and Aims Nectar production in the Bignoniaceae species lacking a nectariferous functional disc is ascribed to trichomatic glands around the ovary base and/or on the inner corolla wall. Nevertheless, ...
Anatomia foliar com ênfase nos tricomas secretores e análise cromatográfica do óleo essencial de Melissa officinalis L. (Lamiaceae)
(2004-02-01)
Adult leaves of Melissa officinalis L. (Lamiaceae) harvested during the time of budding had been used in the study of the leaf anatomy in the identification of the secretory structures. The material was fixed in FAA 50%, ...
Trichome structure and evolution in Neotropical lianas
(Oxford University Press, 2013-11-01)
Trichomes are epidermal outgrowths generally associated with protection against herbivores and/or desiccation that are widely distributed from ferns to angiosperms. Patterns of topological variation and morphological ...
Caracterização histológica de folhas de Mentha pulegium x spicata (Lamiaceae)
(2003-04-01)
The glandular hairs of Mentha pulegium x spicata (Lamiaceae) were studied by light microscopy and scanning electron microscopy, Three morphologically distinct types of trichomes are described: two of them are glandulars ...
Caracterização biométrica e química da folha de Mentha pulegium x spicata (Lamiaceae)
(2004-12-01)
The hybrid Mentha pulegium x spicata, also well-known as poejo de praia, it is a perennial, low plant, with fields, violet stem and opposite leaves, with lance format and sawed board, presenting characteristic smell. The ...
Estudos de microscopia óptica e de microscopia eletrônica de varredura em folhas de Mentha spicata e de Mentha spicata x suaveolens (Lamiaceae)
(Instituto Agronômico de Campinas, 2002-12-01)
O presente trabalho tem como objetivo realizar um estudo de anatomia foliar por meio de microscopia óptica e de microscopia eletrônica de varredura em Mentha spicata L. e Mentha spicata X suaveolens, caracterizando ...
Herbivory by leaf-cutter ants changes the glandular trichomes density and the volatile components in an aromatic plant model
(2017-11-01)
Herbivory can induce several structural and functional alterations in the plant secretory system. Glandular trichomes are the main sites of production of volatile organic compounds (VOCs) with several chemical properties ...
Morphological and Anatomical Variations of Roots, Leaves, Peduncles, and Peduncle Bracts in the Vriesea oligantha Complex (Bromeliaceae): Perspectives for Taxonomy
(2020-01-01)
Vriesea is one of the genera of Bromeliaceae with the highest morphological diversity, including species of difficult recognition, many of them forming complexes, such as the Vriesea oligantha alliance. Morphological and ...