Guangzhou Sinosource Trade Co., Ltd. [China]

1,epidermis 2,collenchyma 3,cortex 4,phloem 5,cambium 6xylem 7,pith

discifications:

1,epidermis  2,collenchyma   3,cortex    4,phloem5,cambium   6xylem   7,pith

biological slides      woody dicot stem  linden c s    prepared  microscope

woody dicot stem ,linden,c.s.