海南产鳞始蕨属(鳞始蕨科)的分类学修订.pdf

植 物 分 类 学 报 44 (3): 258–271 (2006) doi:10.1360/aps040162 Acta Phytotaxonomica Sinica 海南产鳞始蕨属(鳞始蕨科)的分类学修订 1, 2 2 * 董仕勇 张宪春 1 (中国科学院华南植物园 广州 510650) 2 (系统与进化植物学国家重点实验室, 中国科学院植物研究所 北京 100093) A taxonomic revision of the fern genus Lindsaea (Lindsaeaceae) from Hainan, China 1, 2 2 DONG Shi-Yong ZHANG Xian-Chun * 1(South China Botanical Garden, the Chinese Academy of Sciences, Guangzhou 510650, China) 2(State Key Laboratory of Systematic and Evolutionary Botany, Institute of Botany, the Chinese Academy of Sciences, Beijing 100093, China) Abstract The genus Lindsaea Dryand. from the Hainan Island, China, is taxonomically revised based on extensive field observations, herbarium studies and SEM photographs of spore samples. Eleven species and one variety of the genus Lindsaea are recognized, of which L. chingii C. Chr. is a new record to the Hainan Island. L. chienii Ching and L. orbiculata (Lam.) Mett. ex Kuhn are known to have wide range of morphological variation. L. annamensis K. U. Kramer and L. fengkaiensis B. S. Wang S. H. Shi are reduced to synonyms of L . chienii, while L. hainanensis Ching and L. orbiculata var. commixta (Tagawa) K. U. Kramer are treated as new synonyms of L. orbiculata . A brief taxonomic history of Lindsaea in Hainan and in China, a key to species of Hainan Lindsaea , habitat and distribution data for each taxon are given. Key w