Int. J. Biosci.2(12), 46-56, December 2012
Zanthoxylum armatum is a shrub or a small tree grows in shady places at a height ranges from 800m-1500m in Malakand, Swat, Dir, Hazara, Buner, Muree hills and Rawalpindi. It is an important medicinal plant used for stomach and gastric problems. Unripe fruit is used as coolant agent in summer. Young twigs were made in to toothbrush for teeth cleaning and for gum diseases. A total of 51 species including 12 trees, 14 shrubs and 25 herbs and grasses were recorded in association all the six stands studied for phytosociological attributes of Z. armatum. Ailanthus altissima, Ajuga bracteosa, Cynodon dactylon, Dicanthium annulatum, Dodonaea viscosa, Olea ferruginea and Rubus fruiticosus were the constant species while Artemisia scoparia and Conyza canadensis were the mostly present species with Z. armatum. Highest Density hectare-1 value was found in Peto Dara lower Dir while lowest value was recorded from Tor warsak, District Buner
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