| 羊茅属(禾本科)新类群 |
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| 引用本文： | 樊守金,张学杰,李法曾.羊茅属(禾本科)新类群[J].广西植物,2010,30(1):26-28. |
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| 作者姓名： | 樊守金 张学杰 李法曾 |
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| 作者单位： | 山东师范大学,生命科学学院,济南,250014 |
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| 基金项目： | 山东省自然科学基金(Z-2002 D04)~~ |
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| 摘 要： | 描述了山东产羊茅属的2个新类群,即毛鞘羊茅和崂山小颖羊茅。毛鞘羊茅与羊茅相近,表现在叶片内卷成线状,圆锥花序紧缩成穗状,外稃背部粗糙,区别在于具有向上膜质的叶耳,叶鞘密被倒向的微毛,小穗长7-10mm,第1外稃长4-5mm,顶端具0.5-1mm长的芒或无,内稃脊光滑;崂山小颖羊茅与原变种的区别在于第1颖卵状披针形,长1.5-2mm,具2-3脉。
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| 关 键 词： | 羊茅属 毛鞘羊茅 崂山小颖羊茅 新种 禾本科 山东 中国 |
New taxa of Festuca(Poaceae)from China |
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| FAN Shou-Jin,ZHANG Xue-Jie,LI Fa-Zeng.New taxa of Festuca(Poaceae)from China[J].Guihaia,2010,30(1):26-28. |
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| Authors: | FAN Shou-Jin ZHANG Xue-Jie LI Fa-Zeng |
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| Institution: | College of Life Sciences;Shandong Normal University;Jinan 250014;China |
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| Abstract: | Festuca trichovagina F.Z.Li and F.parvigluma Steud.var.laoshanensis F.Z.Li,two new taxa of Festuca (Poaceae) from Shandong,China are described and illustrated here. F.trichovagina F.Z.Li is closely related to F.ovina L.by having leaf involuting to filate,panicles spiciform,lemma abaxially scabrose,but differs by having the membranous upward leaf auris,leaf sheath with dense retrorse microtriche,spikelet 7-10 mm long,the lemma 4-5 mm long,aristate 0.5-1 mm long at apex or absent,the crista of palea glabrous.... |
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| Keywords: | Festuca Festuca trichovagina F Z Li F parvigluma Steud var laoshanensis F Z Li new species Poaceae Shandong China |
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