Abstract: Abstract: Summarizes 18 species medicinal plants of 17 families. Mainly include Enantia chlorantha oliv. of Annonaceae and U.klaineana Engler et Diels, Hypericum japonicum Thunberg and Garcinia cowa Roxburgh of Clusiaceae, Clematis chinensis Osbeck of Ranunculaceae, Brucea javanica (Linnaeus)Merrill、Harrisonia perforata ( Blanco) Merrill、Quassia undulata (Guillemin et Perrottet)D.Dietrich、Quassia amara Linnaeus of Simaroubaceae, Wikstroemia indica (Linnaeus)CA. Meyer of Thymelaeaceae, Caesalpinia crista Linnaeus of Fabaceae, Ulmus macrocarpa Hance of Ulmaceae, Artemisia annua Linnaeus of Asteraceae, Z. syncarpum Tulasne of Rutaceae, Cinnamomum aromaticum Nees of Lauraceae, Hydrangea macrophylla (Thunberg) Seringe forma hortensia Wilson of Saxifragaceae, Ziziphus cambodiana Pierre of Rhamnceae, k.grandifolila C. de Candolle of Meliaceae and the medicinal plants of Amaryllidaceae. Advances in studies on their distribution situation and antimalarial chemical constituents and pharmacological activities.