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实验三 . 根及根茎类 -2

实验三 . 根及根茎类 -2. 实验目的. ( 1 )掌握川乌、草乌 ( 次生构造不发达); 牛膝、川牛膝的异常构造; 黄连( 3 种)的组织构造 ( 2 )掌握草乌、黄连、白芍、地榆粉末特征. 实验内容. 观察川乌、草乌、牛膝、川牛膝、 黄连( 3 种)横切片 观察草乌、黄连、白芍、地榆粉末. 川 乌. 川 乌. 粉末 ( Powder ) : 1 、石细胞 ( stone cells ) 2 、后生皮层细胞 ( endodermis cells ). 牛膝. 黄 连. 中柱鞘纤维. 石细胞. 鳞叶表皮细胞.

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实验三 . 根及根茎类 -2

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  1. 实验三.根及根茎类-2 实验目的 (1)掌握川乌、草乌(次生构造不发达); 牛膝、川牛膝的异常构造; 黄连(3种)的组织构造 (2)掌握草乌、黄连、白芍、地榆粉末特征

  2. 实验内容 观察川乌、草乌、牛膝、川牛膝、 黄连(3种)横切片 观察草乌、黄连、白芍、地榆粉末

  3. 川 乌 川 乌

  4. 粉末(Powder): 1、石细胞(stone cells) 2、后生皮层细胞 (endodermis cells)

  5. 牛膝

  6. 黄 连

  7. 中柱鞘纤维 石细胞 鳞叶表皮细胞

  8. 石细胞 鳞叶表皮细胞 木栓细胞

  9. 商陆

  10. 延胡索

  11. 延胡索 厚壁细胞

  12. 实验报告 (1)绘川乌、牛膝、黄连、商陆组织构造简图 (2)绘草乌、延胡索、白芍、地榆粉末的显微特征

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