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[[File:截裂毛蕨.jpg|thumb|350px|right|[https://ss0.baidu.com/6ONWsjip0QIZ8tyhnq/it/u=1792833819,93617871&fm=173&app=25&f=JPEG?w=640&h=448&s=512B6BFA2C1BB2D48A48420B030070D6 原图链接][https://baijiahao.baidu.com/s?id=1604829946628330993&wfr=spider&for=pc 图片来自百度百家号网]]] '''截裂毛蕨'''(学名:Cyclosorus truncatus)为金星蕨科毛蕨属下的一个种。植株高可达2米,叶多数,簇生。 主要生长于海拔130-650米溪边林下或山谷湿地。 * 中文学名:截裂毛蕨 * 拉丁学名:Cyclosorus truncatus * 界:[[植物界]] * 门:[[蕨类植物门]] * 纲:[[薄囊蕨纲]] * 目:[[水龙骨目]] * 科:[[金星蕨科]] * 属:[[毛蕨属]] == 形态特征 == 植株高可达2米。根状茎短而直立,粗壮,木质,先端疏被淡棕色的披针形鳞片。叶多数,簇生;叶柄长30-50厘米,基部粗6-8毫米,禾秆色,疏被贴生的棕色、卵状披针形的薄鳞片;叶片长1-1.1米,中部宽30-35(40)厘米,长圆披针形,渐尖头,基部突然变狭,二回羽裂,羽片35对以上,下部5-6对(或更多对)突然变狭,对生,斜向下,相距4-5厘米,基部一对呈卵状三角形,长宽不到1厘米,中部羽片长18-23厘米,中部宽1.8-2.5厘米,披针形,长渐尖头,基部往往稍变狭(我国的大多数标本往往变宽),圆截形,羽裂达1/3-1/2;裂片35-40对,斜展,接近,长3-6毫米,宽3-4毫米,长方形,截头或圆截头,两侧全缘。叶脉两面明显,侧脉斜上,每裂片6-10对,基部一对出自主脉基部,顶端交结成较高的三角形网眼,并自交结点向缺刻延伸出一条外行小脉和第二对的上侧一脉连接,形成斜长方形网眼,第二对的下侧一脉和第三对的上侧一脉均伸到缺刻底部,其余侧脉伸达缺刻以上的叶边。叶草质至纸质,干后草绿色,除羽轴上面有一二针毛外,两面无毛,脉间有泡状突起。孢子囊群生于侧脉中部稍下处,每裂片6-8对;囊群盖中等大,厚膜质,棕色,无毛,宿存。<ref>[https://baijiahao.baidu.com/s?id=1604829946628330993&wfr=spider&for=pc 截裂毛蕨知识免费科普,看一看你了解多少?]</ref> == 相关类群 == * 缩羽毛蕨 Cyclosorus abbreviatus Ching et Shing ex Shing et J. F. Cheng * 渐尖毛蕨 Cyclosorus acuminatus (Houtt. ) Nakai * 锐片毛蕨 Cyclosorus acutilobus Ching * 锐尖毛蕨 Cyclosorus acutissimus Ching ex Shing et J. F. Cheng * 线羽毛蕨 Cyclosorus angustipinnus (Ching) Shing * 狭羽毛蕨 Cyclosorus angustus Ching * 干旱毛蕨 Cyclosorus aridus (Don) Tagawa * 下延毛蕨 Cyclosorus attenuatus Ching ex Shing * 腺饰毛蕨 Cyclosorus aureoglandulifer Ching ex Shing * 金腺毛蕨 Cyclosorus aureo-glandulosus Ching et Shing ex Ching et C. F. Zhang * 百色毛蕨 Cyclosorus baiseensis Ching ex Shing * 短柄毛蕨 Cyclosorus brevipes Ching et Shing * 多耳毛蕨 Cyclosorus caii Ching ex Shing * 三合毛蕨 Cyclosorus calvescens Ching * 苍南毛蕨 Cyclosorus cangnanensis Shing et C. F. Zhang * 程氏毛蕨 Cyclosorus chengii Ching ex Shing * 秦氏毛蕨 Cyclosorus chingii Z. Y. Liu ex Ching et Z. Y. Liu * 慈利毛蕨 Cyclosorus ciliensis Shing * 棒腺毛蕨 Cyclosorus clavatus Shing * 狭缩毛蕨 Cyclosorus contractus Ching ex Shing * 鳞柄毛蕨 Cyclosorus crinipes (Hook. ) Ching * 狭基毛蕨 Cyclosorus cuneatus Ching ex Shing * 大明山毛蕨 Cyclosorus damingshanensis Ching ex Shing * 光盖毛蕨 Cyclosorus decipiens Ching * 德化毛蕨 Cyclosorus dehuaensis Ching et Shing * 密羽毛蕨 Cyclosorus densissimus Ching ex Shing * 齿牙毛蕨 Cyclosorus dentatus (Forssk.) Ching * 疏羽毛蕨 Cyclosorus dissitus Ching ex Shing * 独龙江毛蕨 Cyclosorus dulongjiangensis W. M. Chu * 高株毛蕨 Cyclosorus elatus Ching ex Shing * 广叶毛蕨 Cyclosorus ensifer (Tagawa) Shieh. * 河池毛蕨 Cyclosorus euphlebius Ching * 展羽毛蕨 Cyclosorus evolutus (Bedd. ) Ching * 高大毛蕨 Cyclosorus excelsior Ching et Shing * 国楣毛蕨 Cyclosorus fengii Ching ex Shing * 平基毛蕨 Cyclosorus flaccidus Ching et Z. Y. Liu * 梣叶毛蕨 Cyclosorus fraxinifolius Ching * 福建毛蕨 Cyclosorus fukienensis Ching * 高雄毛蕨 Cyclosorus gaoxiongensis Ching ex Shing * 光叶毛蕨 Cyclosorus glabrescens Ching ex Shing * 大毛蕨 Cyclosorus grandissimus Ching et Shing * 粗齿毛蕨 Cyclosorus grosso-dentatus Ching ex Shing * 海南毛蕨 Cyclosorus hainanensis Ching * 异果毛蕨 Cyclosorus heterocarpus (Bl.) Ching * 毛脚毛蕨 Cyclosorus hirtipes Shing et C. F. Zhang * 毛囊毛蕨 Cyclosorus hirtisorus (C. Chr. ) Ching * 河口毛蕨 Cyclosorus hokouensis Ching * 学煜毛蕨 Cyclosorus houi Ching * 毛蕨 Cyclosorus interruptus (Willd. ) H. Ito * 闽台毛蕨 Cyclosorus jaculosus (Christ) H. Ito * 景洪毛蕨 Cyclosorus jinghongensis Ching ex Shing * 九龙山毛蕨 Cyclosorus jiulongshanensis Chiu et Yao ex Ching * 夔州毛蕨 Cyclosorus kuizhouensis Shing * 细柄毛蕨 Cyclosorus kuliangensis (Ching) Shing * 贵州毛蕨 Cyclosorus kweichowensis Ching ex Shing * 宽羽毛蕨 Cyclosorus latipinnus (Benth. ) Tard.-Blot * 心祁毛蕨 Cyclosorus laui Ching * 雷波毛蕨 Cyclosorus leipoensis Ching et H. S. Kung * 龙栖山毛蕨 Cyclosorus longqishanensis Shing * 阔羽毛蕨 Cyclosorus macrophyllus Ching et Z. Y. Liu * 墨脱毛蕨 Cyclosorus medogensis Ching et S. K. Wu * 临沧毛蕨 Cyclosorus megongensis Ching ex Shing * 冕宁毛蕨 Cyclosorus mianningensis Ching ex Shing * 多网眼毛蕨 Cyclosorus mollissimus Ching ex Shing * 美丽毛蕨 Cyclosorus molliusculus (Wall. ex Kuhn) Ching * 多囊毛蕨 Cyclosorus multisorus Ching ex Shing * 南川毛蕨 Cyclosorus nanchuanensis Ching et Z. Y. Liu * 南岭毛蕨 Cyclosorus nanlingensis Ching ex Shing et J. F. Cheng * 南平毛蕨 Cyclosorus nanpingensis Ching * 南溪毛蕨 Cyclosorus nanxiensis Ching ex Shing * 黑叶毛蕨 Cyclosorus nigrescens Ching ex Shing * 倒披针毛蕨 Cyclosorus oblanceolatus Shing et C. F. Zhang * 峨眉毛蕨 Cyclosorus omeigensis Ching * 对羽毛蕨 Cyclosorus oppositipinnus Ching et Z. Y. Liu * 对生毛蕨 Cyclosorus oppositus Ching ex Shing * 腺脉毛蕨 Cyclosorus opulentus (Kaulf.) Nakai * 东方毛蕨 Cyclosorus orientalis Ching ex Shing * 蝶状毛蕨 Cyclosorus papilio (Hope) Ching * 蝶羽毛蕨 Cyclosorus papilionaceus Shing et C. F. Zhang * 宽顶毛蕨 Cyclosorus paracuminatus Ching ex Shing et J. F. Cheng * 曲轴毛蕨 Cyclosorus paradentatus Ching ex Shing * 长尾毛蕨 Cyclosorus paralatipinnus Ching ex Shing * 岳麓山毛蕨 Cyclosorus pararidus Ching ex Shing * 华南毛蕨 Cyclosorus parasiticus (L.) Farwell. * 小叶毛蕨 Cyclosorus parvifolius Ching * 龙胜毛蕨 Cyclosorus parvilobus Ching et Shing ex Shing * 少羽毛蕨 Cyclosorus paucipinnus Ching et C. F. Zhang * 齿片毛蕨 Cyclosorus pauciserratus Ching et C. F. Zhang * 屏山毛蕨 Cyclosorus pingshanensis Ching et H. S. Kung * 无腺毛蕨 Cyclosorus procurrens (Mett. ) Ching * 兰屿大叶毛蕨 Cyclosorus productus (Kaulf. ) Ching * 越北毛蕨 Cyclosorus proximus Ching et C. H. Wang * 假干旱毛蕨 Cyclosorus pseudoaridus Ching ex Shing * 楔形毛蕨 Cyclosorus pseudocuneatus Ching ex Shing * 狭叶毛蕨 Cyclosorus pumilus Ching ex Shing * 泡泡毛蕨 Cyclosorus pustuliferus Ching ex Shing * 矮毛蕨 Cyclosorus pygmaeus Ching et C. F. Zhang * 石生毛蕨 Cyclosorus rupicola Ching * 三都毛蕨 Cyclosorus sanduensis Shing et P. S. Wang * 糙叶毛蕨 Cyclosorus scaberulus Ching * 锯齿毛蕨 Cyclosorus serrifer Ching ex Shing * 沙坪坝毛蕨 Cyclosorus shapingbaensis Ching ex Shing * 石门毛蕨 Cyclosorus simenensis Shing et C. M. Zhang * 同羽毛蕨 Cyclosorus simillimus Ching ex Shing * 拟渐尖毛蕨 Cyclosorus sino-acuminatus Ching et Z. Y. Liu * 中华齿状毛蕨 Cyclosorus sinodentatus Ching et Z. Y. Liu * 疏囊毛蕨 Cyclosorus sparsisorus Ching ex Shing * 狭脚毛蕨 Cyclosorus stenopes Ching et Shing ex Shing * 假渐尖毛蕨 Cyclosorus subacuminatus Ching ex Shing et J. F. Cheng * 短尖毛蕨 Cyclosorus subacutus Ching * 坚叶毛蕨 Cyclosorus subcoriaceus Ching ex Shing * 巨型毛蕨 Cyclosorus subelatus (Bak. ) Ching * 万金毛蕨 Cyclosorus subnamburensis Ching ex Shing * 台湾毛蕨 Cyclosorus taiwanensis (C. Chr.) H. Ito * 泰宁毛蕨 Cyclosorus tarningensis Ching * 顶育毛蕨 Cyclosorus terminans (Hook. ) Shing * 河边毛蕨 Cyclosorus transitorius Ching ex Shing * 黄志毛蕨 Cyclosorus wangii Ching * 望谟毛蕨 Cyclosorus wangmoensis Shing et P. S. Wang * 温州毛蕨 Cyclosorus wenzhouensis Shing et C. F. Zhang * 武陵毛蕨 Cyclosorus wulingshanensis C. M. Zhang * 寻乌毛蕨 Cyclosorus xunwuensis Ching et J. F. Cheng * 雁荡毛蕨 Cyclosorus yandangensis Ching et Shing * 元江毛蕨 Cyclosorus yuanjiangensis Ching ex Shing * 云南毛蕨 Cyclosorus yunnanensis Ching ex Shing * 朝芳毛蕨 Cyclosorus zhangii Shing == 生长环境 == 主要生长于海拔130-650米溪边林下或山谷湿地。 == 分布范围 == 主要分布于台湾(台北、南投、台南、高雄、屏东、台东)、福建(南靖)、广东(英德)海南(陵水、尖山)、广西(大瑶山、百色、武鸣、大明山)、云南(金平、河口、西双版纳)。也广布于日本、缅甸、印度、中南半岛、斯里兰卡、马来西亚、波利尼西亚、菲律滨及澳大利亚北部。 == 本种提示 == 本种变异颇大,我国产的许多标本,其羽片基部往往变宽,但其他特征与模式标本无异。尖裂毛蕨Cyclosorus truncatus var. acutiloba Ching in Bull. Fan Mem. Inst. Biol.Bot. ser. 8:219. 1938.产云南耿洪和木安(Keng Hung & Muang Hing)。秦后来又将之升为C. kenghungensis Ching in Herb.。正如原描述所说,除了叶草质,裂片先端尖或微尖外,和原变种无异。北京标本馆仅存一中部羽片,其侧脉在缺刻下有2 1/2-3对,脉间无泡状凸起。 ==参考文献== {{Reflist}} [[Category:370 植物學總論]]
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