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.
|Published (Last):||18 June 2013|
|PDF File Size:||11.87 Mb|
|ePub File Size:||12.89 Mb|
|Price:||Free* [*Free Regsitration Required]|
Eryvellutinone, anisoflavanone from the stem bark of Erythrina velutina.
Erythrina velutina – Wikipedia
Dorsiventral mesophyll type is also recorded in the literature for the Erythrina genus, as in C. J Arnold Velutima Secretory cavities are into the phloem.
The presence of secretory cavities in the stem and leaf, types of trichomes and stomata, its location and distribution in the leaf epidermis constitute diagnostic-characters that are important for an accurate and safe identification for E.
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.
Rio grande do Sul. Secretory tissues in plants. Methodology The samples were fixed in FAA 50, and subsequently semipermanent histological slides were prepared, containing crosssections and paradermal sections of the material previously prepared, following normal plant anatomy procedures Sass, ; Johansen, 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.
This study aimed to characterize the stem and leaf anatomy and to provide subsidies to quality control of the plant drug due to its wide use in folk medicine as well as its differentiation from other species with the same popular name.
The stomata density veljtina the abaxial surface was 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.
In northeastern Brazil, the bark of E. The fruit is a legume, with an acute apex and base, with seeds.
The following other wikis use this file: Biochem Syst Ecol Views Read Edit View history. This page was last edited on 24 Novemberat Microscopic features Anatomical description of the stem In cross-sectional view, the young eeythrina presents a cylindrical contour Figure 2a with a layered epidermis coating, covered by thickened cuticle Figure 2b.
Flowering tree at Milagres, Bahia, Brazil.
Histochemical tests indicated the presence of phytoconstituents of lipid droplets, alkaloids and phenolic substances in stem and in leaf of E. Erythrina velutina is a species of leguminous tree. Flower of Erythrina velutina Willd. The color absence was performed by a control Figure velutinna.
Swallow-tailed Hummingbird Velurina macroura taking nectar from the flowers Photograph by: Tropical Plants Database, Ken Fern. It can be found in a variety of biomes in the national territory. Flowering branch Photograph by: Plantas medicinais no Brasil: Services on Demand Journal.
It shows claviform glandular and branched trichomes with uniseriate stalk. Cristaliferous’ cells are found in the internal and external cortical and medullar parenchyma of E. Description Erythrina velutina flower. Styloid and prismatic crystals Figure 2b are seen inside of subepidermal cells and in cortical parenchyma.
If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. Figure 2d with uniseriate stalk were observed. Homohesperetin and phaseollidin from Erythrina velutina. Views View Edit History. Publisher Tropical Development and Crop Research: Preliminary investigation of Hymenaea courbaril as a resin producer.
Acta Bot Bras Royal Botanic Gardens, p.