ETHNOPHARMACOLOGICAL RELEVANCE: Erythrina velutina is traditionally used for sleepiness, convulsions and nervous system excitation. Braz J Med Biol Res. Feb;39(2) Epub Feb 2. Effect of Erythrina velutina and Erythrina mulungu in rats submitted to animal models of anxiety. PDF | Four new Erythrinan alkaloids () were isolated from the seeds of Erythrina velutina. The structures of these new compounds were.
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Histochemical tests indicated the presence of phytoconstituents of lipid droplets, alkaloids and phenolic substances in stem and in leaf of E.
It can be downloaded from the internet. Stunning photographs of each species, brief details on the plant, its uses and how to grow it from seed. The presence of secretory structures is indicative of substance production by the plant Fahn, and, in the case of E. Acta Bot Bras In northeastern Brazil, the bark of E.
Anatomy of leaf and stem of Erythrina velutina
Popular medicine indicates the use of several Erythrina genus species as a tranquilizer, sedative, insomnia control and aid in the treatment of inflammatory processes.
Date 21 August Universidade de Passo Fundo. This page was last edited vrlutina 22 Marchat Authors contributions MMBS MSc student and ASCOS undergraduate student contributed in plant sample identification, confection of herbarium, running the laboratory work, analysis erythrins the data and drafted the paper. This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it.
File:Erythrina velutina flower.jpg
Now containing plants. Harvesting of bark for medicinal purposes poses a threat to the survival of the species; for this reason, several scientific studies of the medicinal effects of tree have used extract from the leaves instead. Flower of Erythrina velutina Willd. Randau I ; Luiz A. The mesophyll is of the dorsiventral type, with three layers of palisade parenchyma and a number of varied layers of spongy parenchyma, with large inter cellular spaces.
The leaf-blade, in front view, epidermis with predominance of branched and glandular trichomes and paracytic and anisocytic stomata on both surfaces Figure 5a-d.
Secretory structures in Fabaceae are mainly related with fruits Paiva et al.
According to Joly is one of families with the greatest representative numbers in the dicotyledons. Flowering tree at Milagres, Bahia, Brazil. LALS contributed to discussion and critical reading of the manuscript. Anatomia das Plantas com sementes. Flowers open early in the morning, between 6 and 6: In the adaxial surface, erythrrina cells on the veins have prismatic crystals on their interior.
The fruit is a legume, with an acute apex and base, with seeds. Royal Botanic Gardens, p.
Henry Nicholas Ridley described Erythrina aurantiaca as a species veputina Fernando de Noronha off the northeastern coast of Brazil, but this tree is now seen as only a form of E. The epidermis surface, on the abaxial surface, presents large furrows in the leaf vein region Figure 6c. Prismatic and styloid crystals were observed inside the collenchyma, cortical parenchyma, and phloem and xylem cells Figure 4c4d4e.
Correspondence Luiz Alberto L. In Brazil, there are 12 known species, of which eight are located in the northeast. The styloid crystals are also present in large quantities into the parenchyma cells within the vascular bundles and the medullary region.
Lothario Meissner, – Jd. How to cite this article. Several representatives of the genus Erythrina veltuina pharmaceutical importance, such as E. If you have any useful information about this plant, please leave a comment.
These cavities are always delimited by a uniseriate epithelium of small flattened periclinal cells Figure 6d.
Due to phytochemical employment, this study aim to characterize the anatomy of the leaf and stem of Erythrina velutinain order to provide quality control subsidies for the plant drug, as well as its differentiation from other species with the same name popular denomination. Due to the similarities among the species, with the same pharmaceutical application, with external leaf blade and petiole and stem morphology of Erythrina velutina Willd.
All the authors have read the final manuscript and approved the submission. Publisher University of Wisconsin Year ISBN Description An amazing and comprehensive work, giving a brief guide to the many genera of the family Fabaceae and also the principle uses of the genus.
Publisher Tropical Development and Crop Research: Erbano M, Duarte MR The analyses were carried out in digital images captured by optical microscope Olympus coupled with a digital camera Sony ; the density of stomata was determined through the use of an image analysis program, Image Tool Wilcox et al. J Arnold Arboretum You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
Styloid and prismatic crystals Figure 2b are seen inside of subepidermal cells and in cortical parenchyma.