Comparative study of transverse section to stem and root of Asparagus aethiopicus and Ruscus hypophyllum from family Asparagaceae

	Comparative study of transverse section to stem and root of Asparagus aethiopicus and Ruscus hypophyllum from family Asparagaceae
journal of the college of basic education
Article 1, Volume 23, Issue 99, 2017, Pages 123-136
Abstract
The study included of internal structure of root and recognition of the tissue constituent it and the varies in the thickness of cortex , the shape of the central cylinder , number of xylem arch and existence or absence of crystals .The cross section of stems showed taxonomical characteristics like the shape of the cross section and thickness of epidermis , sclerenchyma , chlorenchyma and parenchyma also the distribution of vascular bundles this helped distinction between the two types under study and noting the importance of the anatomical characteristics, The study showed results and characters and these were present for the first time investigation include plates of sections which studied in addition to tables.

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