中国桫椤科植物的分类

本文记载了我国14种和2变种桫椤科植物及其分布。根据叶柄基部的鳞片,叶轴背面 两侧的气囊体,叶轴的颜色,囊群盖以及孢子数目等性状,把它们安排在2属2亚属中,并讨论了各类群之间可能的演化关系。     

中国黑桫椤属植物(桫椤科)一新组合种

根据来自叶绿体trnL内含子和DNAtrnL F间隔区序列等的证据 ,滇南桫椤Al sophilaaustro yunnanensisS .G .Lu将组合到黑桫椤属Gymnosphaera之下更趋合理。因此 ,本文报道中国黑桫椤属植物一新组合种 :滇南黑桫椤Gymnosphaeraaustro yunnanensis (S .G .Lu)S .G .LuetC .X .Li。     

云南葡萄科植物新分类群

云南葡萄科植物新分类群＊⒇李朝銮（中国科学院成都生物研究所，成都６１００４１）ＮＥＷＴＡＸＡＯＦＶＩＴＡＣＥＡＥＦＲＯＭＹＵＮＮＡＮＬｉＣｈａｏｌｕａｎ（ＣｈｅｎｇｄｕＩｎｓｔｉｔｕｔｅｏｆＢｉｏｌｏｇｙ，ＣｈｉｎｅｓｅＡｃａｄｅｍｙｏｆＳｃｉｅｎｃ...     

云南虎耳草科新分类群

１细虎耳草新种图１：１～４Ｓａｘｉｆｒａｇａ　ｐｓｅｕｄｏｐａｒｖｕｌａ　Ｈ．Ｃｈｕａｎｇ,　ｓｐ．ｎｏｖ．Ｓｐｅｃｉｅｓ　ｓｉｍｉｌｉｓ　Ｓ．ｐａｒｖｕｌａｅ　Ｅｎｇｌ．ｅｔ　Ｉｒｍｓｃｈ．,ｓｅｄ　ｐｌａｎｔｉｓ　ｇｒａｃｉｌｌｉｍｉｓ,３－６　ｃｍ　ａｌｔｉｓ;ｐｅｔｉｏｌｉｓ　　　　ｖａｌｄｅ　ｌｏｎｇｉｏｒｉｂｕｓ　ｑｕａｍ　ｌａｍｉｎｉｓ;ｆｌｏｒｉｂｕｓ　ｍｉｎｏｒｉｂｕｓ　ｅｒｅｃｔｉｓ,ｐｅｔａｌｉｓ　ｖａｌｄｅ　ｌｏｎｇｉｏｒｉｂｕｓ　ｑｕａｍ　ｓｅｐａｌｉｓ,ｓｅｐａｌｉｓ…     

金虎尾科的新分类群

金虎尾科的新分类群陈书坤（中国科学院昆明植物研究所，昆明６５０２０４）ＮＥＷＴＡＸＡＯＦＭＡＬＰＩＧＨＩＡＣＥＡＥＦＲＯＭＣＨＩＮＡＣＨＥＮＳｈｕ－Ｋｕｎ（ＫｕｎｍｉｎｇＩｎｓｔｉｔｕｔｅｏｆＢｏｔａｎｙ，ＣｈｉｎｅｓｅＡｃａｄｅｍｙｏｆＳｃｉｅｎｃ...     

中国云南发现珍稀濒危树蕨巨大古树——屏边桫椤

屏边桫椤新种当地名：多头树蕨、树蕨王图１：１～８图版１：１～４ＡｌｓｏｐｈｉｌａｐｉｎｇｂｉａｎｉｃａＹ．Ｋ．Ｙａｎｇ．Ｙ．Ｍ．ＨｅｅｔＪ．Ｋ．Ｗｕｓｐ．ｎｏｖ．ＳｐｅｃｉｅｓｎｏｖａａｆｉｎｉｓＡｌｓｏｐｈｉｌａｃｏｓｔｕｌａｒｉｓＢａｋ．ｅｔＡｌ...     

横断山鼓藻科新分类群

采自横断山地区的１５个新分类群为：芽状凹顶鼓藻小齿变型,无球饱鼓藻近头状变种,多佛鼓藻泉生变种,窝孔鼓藻,四川鼓藻,近丹麦鼓藻颗粒变种,近壮丽鼓藻,西藏鼓藻乳突变种,雅致鼓藻隆起变种,云南鼓藻,弹丝角星鼓藻超群变种,长突起角星鼓藻基刺变型,伪西博角星鼓藻密聚变种退化变型,西博角星鼓藻纹饰变种具刺变型,索塞角星鼓藻具刺变型。     

中国美登木属的新分类群

本拟定中国美登木属４新种１新等级,它们是：广南美登木Ｍ．ｇｕａｎｇｎａｎｅｎｓｉｓ Ｈ．Ｓｈａｏ,蒙自美登木Ｍ．ｍｅｎｇｚｉｅｎｓｉｓ Ｈ．Ｓｈａｏ,易门 美登木Ｍ．ｙｉｍｅｎｅｎｓｉｓ Ｈ．Ｓｈａｏ,树状美登木Ｍ．ａｒｂｏｒｅｕｓ Ｈ．Ｓｈａｏ和疏刺刺茶Ｍ．ｖａｒｉａｂｉｌｉｓ（Ｈｅｍｓｌ．）Ｃ．Ｙ．Ｃｈｅｎｇ ｖａｒ．ｉｎｅｒｍｉｓ（Ｃ．Ｙ．Ｃｈｅｎｇ ｅｔ Ｗ．Ｌ．Ｓｈａ）Ｈ．Ｓｈａｏ。     

荨麻科新分类群

一新种,曼耗楼梯草Elatostema manhaoense,和一新变种,洞头水麻Boehmeria macrophylla var.dongtouensis。     

Some New Taxa of Charophyta in China

The authors examined specimens collected from Beijing, Hebei Province and North-east China. Two new species, one variety and five new records of the Characeae from China are reported in this paper. They are Nitella nenjiangensis sp. nov., Chara vertillibracteata sp. nov., C. globularis Thuiller var. beijingensis var. nov., Nitella axillaris Braun, N. crispa Imah., N. gracillima Allan, N. pseudoflabellata var. imperialis T. F. A., Chara arru-densis Mendes.     

New Taxa of Gramineae from China

Six new taxa of the Gramineae are described from the China. They are Melica L.Sect. Schizolemma Z.L.Wu, M .flava Z.L.Wu, M. longiligulata Z.L.Wu, M.yajiangensis Z. L.Wu, Glyceria chinensis Keng, Oryzopsis munroi Stapf ex Hook.f. var.parviflora Z.L.Wu.     

New Taxa of Umbelliferae from China

Five new taxa of the family Umbelliferae are described from China They are Pimpinella filipedicellata S. L. Liou, Acronema yadongense S. L. Liou, Sinocarum bijiangense S. L. Liou, Hydrocotyle salwinica var. obtusiloba S. L. Liou, Cryptotaenia japonica f. pinnatisecta S. L. Liou.     

New Taxa of Lappula from China

Two new species and one new variety are described from China. They are L.ramulosa, L. gansuensis and L. microcarpa var. heterogenea.