00446pamaa2200169 4500 0000040785 20130724090000.0 0702026182 (pbk) RS160 EVA 2002 EVANS Trease and Evans Pharmacognosy William Charles Evans. 15th ed. Edinburgh, London: Saunders, 2002. iiiv, 585p.; 30cm. DOP Pharmacognosy Aulton, Michael E