A Revision of the Genus Siratitia Merr. and Two New Genera of Cucurbitaceae A Biosystematic Study on Adenophora gmelinii Complex (Campanulaceae) Materials for Chinese Cloniophora (Chlorophyta) Two New Species of Chinese Cheistolea A New Species of Hedychium Koenig (Zingiberaceae) from Yunnan New Taxa of the Genus Bergenia from Hengduan Mountains New Plants of Gesneriaceae from Guangxi of China (Cont. I) Phylogeny Classification and Geographic Distribution of Rodgersia Gray Karyotype Variation and Evolution of Sect. Thea in Guizhou Studies on the Karyotype and Its Aberration of Nomocharis forrestii (Liliaceae) On Some Problems of Methodology of Bamboo Classification with Special Reference to the Circum-scription of Dendrocalamus Two New Species of the Genus Batrachospermum (Rhodophyta) in China A New Diatom Species of Salt Lake from Shanxi Province A New Species of Polystichum (Aspidiaceae) from Xizang (Tibet) A Taxonomical Study of the Genus Polystichum Roth Section Haplopolystichum Tagawa from Yunnan A Chromosomal Study of Eight Species in Allium Sect. Rhiziridium G. Don in China Comparative Anatomy of Vegetative Organs in the Genus Vitis L. and Its Systematic Significance A New Species of Stigeoclonium (Chaetophoraceae, Ulotrichales) Notes on Aleuritopteris Fee in China New Taxa of Athyriaceae from Hengduan Mountains, China A Taxonomic Study on the Genus Lasianthus Jack in China Application of the Database of Chromosome Image Analysis in Taxonomical Studies of Brassiceae Studies on Karyotypes of the Genus Heracleum from China Phylogeny and Phytogeography of the Betulaceae (to be continued) Paphiopedilum densissimum, a new species of Orchidaceae from Yunnan, China Floral morphogenesis of Wikstroemia delavayi (Thymelaeaceae) and its phylogenetic implication Chalazal region morphology on the endotesta of Magnoliaceous seeds and its systematic significance On extant primitive angiosperms and their phytogeography A revision of Clematis sect. Cheiropsis (Ranunculaceae) The identity of Alpinia nanchuanensis Z. Y. Zhu New synonymies of some species of Pittosporum (Pittosporaceae) Dryoathyrium erectum is a member of the genus Athyriopsis A new species of Anoectochilus Blume (Orchidaceae) from China Three new species of Aspidistra Ker-Gawl. (Liliaceae) from Guangxi, China Three new species of the Rubiaceae from Guangxi, China An additional note on Chinese Otochilus (Orchidaceae) Notes on Eulophia dabia (D. Don) Hochr. and its related species Critical notes on some species of Epipactis (Orchidaceae) On the identity of Eulophia hirsuta T. P. Lin (Orchidaceae) Systematic position of Primula secundiflora (Primulaceae) inferred from nuclear ribosomal DNA ITS sequence data The utility of trnK intron 5′ region in phylogenetic analysis of Ulmaceae s. l. Pollen morphology of Polygonum section Aconogonon Meisn. in China A new species of Begonia (Begoniaceae) from SE Yunnan, China The identity of Nannoglottis souliei (Franch.) Ling et Y. L. Chen Additional notes on the subgenus Brachypetalum (s. l.) of Paphiopedilum Karyotypes of five species of Cornus (s.l.) (Cornaceae) from China Chromosome numbers of the Chinese Isoetes and their taxonomical significance Observation on the spore morphology of the genus Leptolepidium (Sinopteridaceae) Spore morphology of pteridophytes from China Ⅲ. Thelypteridaceae 1. Cyclosorus Link. Divergence time estimates for major lineages of Cupressaceae (s. l.) A new combination in Leptolepidium (Pteridophyta: Sinopteridaceae) Pleiosorbus is united with Sorbus (Rosaceae) Lectotypification of Aconitum wolongense W. T. Wang A newly recorded species of Plantago Linn. from China The identity of a specific name of Epipactis Echinocystis Torr. et Gray (Cucurbitaceae), a naturalized genus in China Corrigiola L. (Caryophyllaceae), a naturalized genus in China Subularia L. (Cruciferae), a newly recorded aquatic genus of China Aster jishouensis (Asteraceae), a new species from Hunan, China A new species of Dendropanax (Araliaceae) from China Taxonomic notes on some species of Elatostema (Urticaceae) from China A new species of Berchemia (Rhamnaceae) from Xizang, China Karyotypes of eight species of the genus Aspidistra from China Notes on the genus Clematis (Ranunculaceae) (Ⅳ) Geographical distribution of Kengyilia Yen et J. L. Yang (Poaceae) A new species and a new combination of Alpinia Roxb. in China Validation of Deyeuxia himalaica L. Liou Cytology of eleven species in the genus Ranunculus L. and five in its four related genera from China The formation and evolution of polyploid genomes in plants A new species of Paphiopedilum (Orchidaceae) from Yunnan, China Notes on Paphiopedilum wardii and its related species New plants from limestone regions of Guangxi, China Changruicaoia Z. Y. Zhu—A new genus of Labiatae from Mount Emei, Sichuan, China Phytogeographical relationships of the bryophytes between China and North America Quantitative taxonomic analyses of Actinidia (Actinidiaceae) in China based on micromorphological characters of foliar trichomes A new species of Rosa L.(Rosaceae) from Guizhou, China New materials of Gesneriaceae from Guangxi, China A new species of Helianthemum Mill.(Cistaceae) Three new species of Elaeagnus (Elaeagnaceae) from Guangxi, China New taxa of Ligularia (Compositae) from China