Survey study to four families of Dicotyledon in Ain Al-tamur district

Abstract

This study examined the current survey of the species of large families (Compositea, Chenopodiaceae, papilionaceae and crusifera) from Dicotyledons during the study period (2019-2020) in the area of Ain al-tamur disitrict, ther are (115) species which relate to (70) genus and (4) families. All these have been scientifically classified with their local and common or Arabic names. Besides their duration and economic importance (medical, toxis, nutritional, forage, artificial, harmful, aromatic, ornamental, fuelplant or other uses). Moreover, their geographical distribution the districts of Iraq and the study results statistics have shown that the vast majority of the collected species are horbal plants totalling (83) wild species out of (115) wild species. as for the shrub species it amounts to (18) wild species where as the number of woody species of tree is (3). As for the economic plants and their significance ,lets mention the fact that the number of the medical plants are (78)species,the plants used as forage amount to (87),the plants used as fuel are (16) species ,the toxic plants fall into (6),the ornamental plants are (20) species ,the aromatic plants are of (5) species , the weed plants (5)species , it also study the floristic composition ,there are clearly dominating to compositae families of (40) species.then the chenopodianaceae families with (30) species ,then the papilionaceae family with (24) species and the Crusifera family with (21) species so the dominating genus was Astragalus with (8) species ,then launaea with (7) species .