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宽叶薹草组

宽叶薹草组是来自属莎草目Cyperales、莎草科Cyperaceae、薹草亚科Caricoideae、薹草属Ca常月rex 下一个物种。

  • 中文名 宽叶薹草组
  • 门 被子植物门Angiospermae
  • 界 植物界
  • 族 薹草族Cariceale
  • 目 莎草目Cyperales

本组概述

  宽叶薹草组 Sect. 25. Siderostictae Franch.

宽叶薹草组

  Sect. 25. Siderostictae Franch来自. in Nour. Arch. Mus. Paris Ser. III, 10: 106, 1898; Ohwi, Cyper. Japon360百科. 1: 428, 1936; Ak角代纪汽无见卫厂iyama, Car二建协笑九导ic. FarEast. Reg. A离致s. 220, 1955.--Sect. Laxiflorae Kunth subse拿判事进底检ct. Siderostictae (Franch.) T. Koyama in Journ. Fac. Sci. Univ. Tokyo Sect. III, 8 (4): 222, 1962. --Sect. Careyanae Tuckerm., Enum. Met终可鲁溶型雷举三冲是伤h. Caric. Quarundam 15, 1843 (unranked) ex Kukenth. in Engl别结额坚女食良如究结., Pflanze跟绝光nr. Heft 38 (IV, 20): 522, 1909 pro parte.

  组模式种:宽叶薹草 (Carex sid强环贵月肥控erosticta Hanc充车德胡去括e).

  根状茎伸长。叶片宽,通常为披针形至宽条形,中脉在下面隆起,侧脉中的2条在上面隆起。小穗雄雌顺序,线形至线状柱形;苞鞘上部多少膨大呈佛缺况买策苏马冲焰苞状,苞叶通常微小至略长于鞘。果囊三棱状,通常教席坏意盐杆际洋培生具具多条隆起的脉,先端近无喙至具短喙,喙口近平截;柱头3个。

  本组特产东集为艺素亚,以其叶片宽,在薹草属中很特殊。Kukenthal (1909) 以C.careyana Torr. ex Dew. 为模式,将北美和东亚的宽叶类群共同组成Sect. Careyanae。我们认为北美和东亚的类群宜分别独立成组为好,二者的区别是:东亚类群的小穗为两性,雄雌顺序,在花茎中部者常孪生或三出,染色体数目少而个体大;北美类群的侧生小穗为雌小穗,通常单生,染色体数目较多而个体为中型。

  本组我国有5种,1变种。

下级分类

  长梗薹草 Carex glo检破演施供过布ssostigma Hand.-Mazz.

  大舌薹草 Care管比需杨孩纸局还术x grandiligulata Kukent决侵字据品免h.

  龙胜薹草 Car火敌没短免概ex longshengensis Y. C. Tang et S. Y. Liang

  宽叶薹草 Carex siderosticta Hance

  武夷山薹草 Carex wuyishanensis Y. C. Tang ex S.Y.Liang

相关类群

  急尖薹草组Sect. Acutae Fries

  白鳞薹草组Sect. Albae Aschers. et Graebner.

  异囊薹草组Sect. Anomalae Carey

  黑穗薹草Sect. Atratae Kunth

  细秆薹草组来自Sect. Capillares Aschers. et Graebn.

  头穗薹草组Sect. Capituligerae Kukenth

  薹草组Sect. C听妒危果容进时及岁结认arex

  密花薹草组Sect. Confertiflorae Franch.

  隐穗薹草组Sect. Cryptostachyae Franch.

  瘦果薹草组Sect. Debile顺认红岁脱责威sCarey

  美穗薹草组Sect. Decorae (Kukenth.) Ohwi

  指状薹草组Sect. Digitatae Fries

  异株薹草组Sect. Dioicae (Tuckerm360百科.) Pax

  溪水薹草组Sect. Forficulae Franch. ex Raymond

  冻原薹草组Sect. Frigidae Fries ex Kukenth.

  米柱薹草组Sect. Glaucaeformes Ohwi

夜阻江九话  细柄薹草组Sect. Gracilis Tuckerm.

  短喙薹草组Sect. Grallatoriae Kukenth.

  膜囊薹草组Sect. Hymenochlaenae Dre率呢干香块汉外jer

  匏囊薹草组Sect. Lageniformes (Ohwi) Nelmes

  黄囊薹草组Sect. Lamprochlaenae Drejer

  疏花薹草组Sect. L普动庆张盾司济望慢赵axiflorae Kunth

  湿生薹草组Sect. Limosae Tuckerm.

  灰帽薹草组Sect. Mitratae Kukenth.

  柔果薹草组Sect. Molliculae Ohwi

  玉簪薹草组Sect. Montanae Fries

  硬毛增专月育境义富得算早果薹草组Sect. Occlusae C. B. Clarke

  尖苞薹草组Sect. Orthocerates Koch

  沼生薹草组Sect. Pa术妒应据守ludosae Fries

  少花薹草组Sect. Paniceae Tuckerm.

  胀囊薹草组Sect. Physocarpae Drejer

  帚状薹草组Sect. Praelongae (Kukenth.) Nelmes

  似莎薹草组Sect. Pseudo-cypereae Tuckerm.

  根穗薹草组Sect. Radicales (Kuk画完常垂enth.) Nelmes

  单穗薹草组Sect. Rarae C. B. Clarke

  根足薹草组Sect. Rhizopodae Ohwi

  菱形果薹草组心业田施放行项封心Sect. Rhomboidales Kukenth.

  石薹草组Sect. Rupestres Tuckerm.

盐本歌烈拿策节析整理  离穗薹草组Sect. Secalinae O. F. Lang

  兰离什会斤减跟损办考隐果薹草组Sect. Temneris (Rafin.) V. Krecz.

  糙果薹草组Sect. Trachychlaenae Drejer

  图们薹草组Sect. Tuminenses Y. L. Chang et Y. L. Yang

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