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		高寒草原优势种紫花针茅叶片解剖结构对青藏高原高寒干旱环境适应性分析
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			Analyzing leaf anatomical structure of dominant species Stipa purpurea adapting to alpine and drought environment at Qingzang Plateau
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| 图2. 青藏高原高寒草原不同地理种群紫花针茅叶片解剖结构。 | 
| Fig. 2. Leaf characters of Stipa purpurea in different populations at alpine steppe of Qingzang Plateau. | 
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