The macromorphological description of stem, leaves, inflorescences, flowers and fruits in addition to micromorphological study of leaves and primary axis of Caryota mitis lour. Family Arecaceae cultivated in Egypt were carried out for the identification of the plant in both entire and powdered forms. Evaluation of the LD 50 and pharmacological activities of the dried powdered leaves extracts revealed analgesic, antipyretic in addition to antiinflamatory activities. HabitatCaryota mitis Lour. (Fig. 1) is native to the Southeast Asia, Singapore, India, Thailand, Myanmar and Vietnam, Largely found in tropical and subtropical environments. Fig. 1: Photo of Caryota mitis palm. (X= 1/80).