中国虎耳草属新分类群

Fifteen new taxa of the genus  Saxifraga (Saxifragaceae) are described from China.  They are Saxifraga erectisepala J. T.  Pan,  S.  sublinearifolia J.  T. Pan, S. rizhaoshanensis J. T. Pan,  S.  gedangensis J.  T.  Pan, S. sheqilaensis J. T. Pan, S. egregioides J. T. Pan,  S. caveana W. W. Smith var.  lanceolata  J.  T. Pan,  S. subtsangchanensis J. T. Pan,  S. brachypodoidea J.  T. Pan,  S. oreophila Franch. var. depaoshanensis J. T. Pan,  S. subsediformis J.  T.  Pan,  S. nangqenica J. T. Pan, S. medogensis J. T. Pan, S. paiquensis J. T. Pan and S. daochengensisJ. T. Pan.     

中国苔草属的新分类群

Sixteen new species and two new varieties of the genus Carex are described from China.     

中国独活属新分类群

 Three new species of the genus Heracleum L. (Umbelliferae)  are described from Sichuan Province,  China.  They  are H.  wenchuanense;   H.wolongense and H. xiaojinense.     

中国马兜铃属新分类群

 Four new species of the genus Aristolochia (Aristolochiaceae) are described as new from China.  They are Aristolochia austrochinensis C. Y. Cheng & J. S. Ma, A. caulialata C. Y. Wu,  A. salweenensis C. Y. Cheng & J. S. Ma, and A. kunmingensis C. Y. Cheng &J. S. Ma. A naturalized species, A. ringens Vahl is also reported.     

横断山岩白菜属新分类群

 A new species Bergenia tianquanensis J.  T.  Pan and a new variety B.  emeiensisC. Y. Wu var. rubellina J. T. Pan both from Sichuan, China, are described in this paper.     

横断山虎耳草属新分类群

 Some new taxa of the genus Saxifraga (Saxifragaceae) are described from the Hengduan Mountains of China.  They are Saxifraga yezhiensis C. Y. Wu, S. subomphalodi- folia J. T. Pan, S. gonggashanensis J. T. Pan, S. setulosa C. Y. Wu, S. maxionggouensis J. T. Pan, S. yunlingensis C. Y. Wu, S. pellucida C. Y. Wu, S. baimashanensis C. Y. Wu, S. nanel- loides C. Y. Wu, S. draboides C. Y. Wu, S. deqenensis C. Y. Wu, S. implicans var. weixiensis C. Y. Wu, S. omphalodifolia var. callosa C. Y. Wu, S. omphalodifolia var. retusopetala J. T. Pan, S. diversifolia var. angustibracteata (Engl. et Irmsch.) J. T. Pan, In addition, one newname (S. dianxibeiensis J. T. Pan) is included.     

海桑属的新分类群

Sonneratia, a small genus of Sonneratiaceae, is widely distributed throughout SE. Asia, E. Africa and N. Australia, extending from 18˚S. to 20˚N. and from 45˚ to 150˚E. In China it occurs only in the Hainan Island. In this paper,  two new sections areproposed and six species are recognized, of which one is described as new.     

中国毛茛属新分类群及其核型

新种R．shuichengensis L，Liao有两种核型类型，即基本型2n=2x=16=4m+2sm+10st(2SAT)；杂合型2n=2x=16=4m+2sm+9st(1SAT)+1t(1SAT)，其核型和近缘种R．trigonus Hand．- Mazz.核型相似，但其随体染色体短臂比后者更小而不同。新变种R．silerifolius var．dolicanthus L. Liao核型(2n=2x=16=4m+2sm+10st(2SAT)与原变种Var．silerifolius不同。根据形态和染色体的特征，我们认为本文中两个新分类群和R．Trigonus是国产毛茛组中x=8至x=7的过渡类群。     

淫羊藿属新植物

Three new species and a new variety, Epimedium coactum, E. coactum   var. longtouhum, E. trunctum, E. glandulosopilosum are described in this paper. The morphological characters of trichomes, cuticle of leaf surface and pollen grains of the new species and theirallies were studied under LM and SEM, and shown in plates 1-3.     

中国西部柳属新植物

 Two new species and one new variety of Salix L. from western China, namcl. S. ludingensis T. Y. Ding et C. F. Fang, S. neoamnematchinensis T. Y. Ding et C. F. Fang, and S. taoensis Gorz var. leiocarpa T. Y. Ding et C. F.Fang, are reported in this paper.     

国产羊茅属的新分类群

Some new taxa of the genus Festuca (Gramineae) are described from China. They are Sect. Longiglumes S.L. Lu,Sect. Muticae S.L. Lu, Sect. Sinensis S.L. Lu, Sect, Nitidulae S.L. Lu, and Festuca pubiglumis S.L. Lu, F. longiglumis S. L. Lu, F.fascinata Keng, F. mutica S.L. Lu, F. sinensis Keng, F. subalpina Chang et Skvort. ex S.L. Lu, F. chelungkingnica Chang et Skvort. exS.L. Lu. In addition, one new name F. taiwanensis S.L. Lu is included.