Stem botanical studies of Parmentiera cereifera Seem., family Bignoniaceae, cultivated in Egypt

Many families are rich in secondary metabolites and have high economic and therapeutic values such as Family Bignoniaceae. One of the important plants of this family is Parmentiera cereifera Seem. A thorough survey search indicated that P. cereifera was not studied the stem pharmacognostically. The current study investigates both macroscopical and microscopical features, which could be helpful in authentication of the plant stem. It is also supportive in the identification of powdered drug prior using in any herbal preparations.