Histological study of Lavatera maritima in northwest Algeria

The present work concerns an auto-ecological study of Lavatera maritima (Malvaceae) in the north-western region of Algeria, for this study we base ourselves on bioclimatic and histological criteria. On the bioclimatic plan and according to the climmagram of Emberger, the station of Beni-Saf is in the semi-arid with hot winter for the two periods, the goal of this bioclimatic study is to make a comparison between the old period (seltzer) and the new period (ONM). The histological study allowed us to know the tissues of the organs following the leaf, the stem, the root and the different tissues such as the xylem, the phloem, ... etc