Anatomia do lenho de 4 espécies de Zanthoxylum Linnaeus (Rutaceae) da Amazônia

Abstract

This paper deals with a study on the dendrology and microscopic anatomical features of 4 species of the genus Zanthoxylum (Rutaceae): Z. compactum, Z. dellomei, Z. machadoi e Z. rhoifolium. For each species the following data are given: 1) Tree: its description, geographic distribution, habitat, phenology and vernacular names. 2) Wood: general characteristics, microscopic description, and common uses. Eight microphotograps of wood tissue, four schematic plates with several forms of vascular elements, and a table with the main features and the anatomical distinctions of the studied species are presented.