Đặc điểm hình thái và vi học của cây nho đất (Vitis balansana Planch.), thuộc họ nho (Vitaceae)

Abstract

Species Vitis balansana Planch. has the following characteristics: petiole and lower underside of leaves have thin hairy, whole leaves is thick, heart shaped; anthers are oval-shaped. The leaf powder has a cuticle fragment that carries stoma and a needle-shaped calcium oxalate crystal. Stem powder with protective hairs of multicellular. Microscopic characteristics of leaves consist of: upper epidermis, lower epidermis; upper thick tissue, lower thick tissue; hard tissue; wood, libe, soft tissue. Microscopic characteristics of stems include: epidermis, thick tissue, soft tissue, libe fibers, domains bores wood libe , wood and intestinal soft tissue. The above characteristics are the basis for pharmacognogical quality control.