Achnatherum daqinggouense L.Q. Zhao & Yi-ru-gui (Poaceae), a new species from Daqinggou in eastern Inner Mongolia, China, is described and illustrated. Morphologically, it resembles A. pubicalyx and A. extremiorientale, but can be distinguished from them by its densely pilose leaf sheaths, densely white-pilose adaxial surface of leaf blades, paleas being conspicuously shorter than lemmas, and 3.5-4 mm long anthers.
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Royal Tyrrell Museum Palaeontol, Drumheller, AB T0J 0Y0, CanadaMahasarakham Univ, Palaeontol Res & Educ Ctr, Kantarawichai 44150, Mahasarakham, Thailand
机构:
Peking Univ, Sch Earth & Space Sci, Beijing 100871, Peoples R China
Beijing Nat Hist Museum, Beijing 100050, Peoples R ChinaPeking Univ, Sch Earth & Space Sci, Beijing 100871, Peoples R China
Li Jianjun
Li Zhiheng
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Chinese Acad Sci, Inst Vertebrate Paleontol & Paleoanthropol, Beijing 100044, Peoples R ChinaPeking Univ, Sch Earth & Space Sci, Beijing 100871, Peoples R China
Li Zhiheng
Zhang Yuguang
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Beijing Nat Hist Museum, Beijing 100050, Peoples R ChinaPeking Univ, Sch Earth & Space Sci, Beijing 100871, Peoples R China
Zhang Yuguang
Zhou Zhonghe
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Chinese Acad Sci, Inst Vertebrate Paleontol & Paleoanthropol, Beijing 100044, Peoples R ChinaPeking Univ, Sch Earth & Space Sci, Beijing 100871, Peoples R China
Zhou Zhonghe
Bai Zhiqiang
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Peking Univ, Sch Earth & Space Sci, Beijing 100871, Peoples R ChinaPeking Univ, Sch Earth & Space Sci, Beijing 100871, Peoples R China
Bai Zhiqiang
Zhang Lifu
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Otog Field Museum Geol Vestige, Otog Banner 016100, Inner Mongolia, Peoples R ChinaPeking Univ, Sch Earth & Space Sci, Beijing 100871, Peoples R China
Zhang Lifu
Ba Tuya
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Qab Dinosaur Museum, Otog Banner 016108, Inner Mongolia, Peoples R ChinaPeking Univ, Sch Earth & Space Sci, Beijing 100871, Peoples R China