Floristic Analysis of the Longhua Natural Reserve Liu Nian,Ye Huagu,Zhang Guicai and Chen Haishan Study on the Floristic Plant Geography of Leizhou Peninsula,Guangdong Xing Fuwu and Li Zexian Some Newly Recorded Plants from Guangdong Ye Huagu,Zhang Guicai,Liu Nian and Chen Haishan Some Newly Recorded Plants from Hainan Xing Fuwu,Li Zexian,Huang Xiangxu and Miao Zebin Some Newly Recorded Plants from Hunan Lin Qi,Cao Tie'ru and Yu Xunlin Additions to the Flora of Xisha Islands,South China Xing Fuwu,Li Zexian,Ye Huagu and Chen Binghui Three New Species of Zingiberaceae from Yunnan Qian Yiyong A New Species of Ophiopogon from Yunnan Qian Yiyong A New Species of Chrysosplenium from Guangxi Ye Huagu and Zhang Guicai Chromosome Counts in Genus Sonneratia(Sonneratiaceae)Chen Zhongyi,Huang Xiangxu and Gao Yunzhang The Application and Development of Nucleotide Sequence Analysis in Plant Molecular Systematics Study Shi Suhua Superoxide Dismutase Resources from Edible Plants in South China Luo Guanghua,Wang Aiguo,Wu Hang and Zhu Liangfeng Superoxide Dismutase of Dunaliella and its Response to Medium Salinity Lin Zhifang,Lin Guizhu and Peng Changlian Comparative Study on Halotolerance of Two Algae Strains of Dunaliella Peng Changlian,Lin Zhifang,Sun Guchou and Shi Dingji The Measurement of Chlorophyll Fluorescence in Green Alga Dunaliella Chen Yizhu and Peng Changlian Responses of Photosynthesis of Amaranthus cruentus(C4)and Schima superba(C3)Leaves on Increasing Carbon Dioxide Content in Atmosphere Sun Guchou The Changes of Protein Content in Cucumber and Rice Seedlings after Chilling Acclimation Li Xiaoping,Wang Yirou and Liu Hongxian Studies on Pectin from Plants of Sonneratia Zhang Fengxian and Liu Meifang Spikelet Suspension Culture for Enhancing the Efficiency of Pollen Plant in Indica Rice Chen Meifang,Ma Zhenrong and Ling Dinghou Relationship between The Change of Starch and Sucrose Contents in Flag Leaf and the Grain Dry Matter Accumulation during Heading and Grain Filling in Hybrid Rice Li Shiguang,Luo Lianyuan,Duan Jun and Liang Chengye Observation on the Fertilization of Gladiolus Hybridus Ma Guohua,Zhu Xiru,Xian Yunlan,Wang Xuehai,Zhang Yunkai,Cai Wenqi,Xu Shaohua and Mang Keqiang Effects of Polyamine Contents on the Culture of Spathiphyllum Floribundum in Vitro Zhang Yunkai,Zhu Xiru,Jiang Yueming and Ma Guohua