Ecological Factors Affecting Introduction of Ornamental-Palm Plants in Xiamen ON THE SYSTEMATICS, EVOLUTION, FLORISTICS AND ECONOMIC USES OF PALMAE AND ITS SISTER FAMILY, CALAMACEAE Pollen Morphology of the Genus Calamus L. from China THE GEOGRAPHIC DISTRIBUTION OF THE PALMAE Revision of Livistona saribus (Palmae) in Chinese Taxonomic Literature Monthly changes in caloric values of five shrubby Palmae species leaves MONTHLY CHANGES IN THE CALORIC VALUES AND ASH CONTENTS OF FIVE PHOENIX SPECIES IN PALMAE Monthly changes in the caloric values of the leaves of four shrubby and four tree-dwelling palmae species