MICROMORFOLOGÍA Y ESTRUCTURA DE LA CUBIERTA SEMINAL DE CUATRO ESPECIES DE LOASACEAE JUSS. PRESENTES EN VENEZUELA

ABSTRACT Was carried out the morphological and anatomical study of the seed coat of Gronovia scandens L., Klaprothia fasciculata (Presl.) Poston & Nowicke, Mentzelia aspera L., and Nasa triphylla (Juss.) Weigend, species belonging to the Loasaceae. The study was carried out with fresh material fresh and herbarium material. The characterization morphological was carried out low microscope estereoscópico. For the characterization histological transverse and longitudinal sections those were obtained which were studied under an light microscope, additionally they were carried out histochemical as...