Anatomy of Dicot monocot root with pictures

1. Sarfraz Ahmed
Govt. Post Graduate College
CHISHTIAN
3rd Year Botany
Anatomy

3.  Outer Most layer
 Thin Walled.
 Compact arrangement
 Parenchyma.
 Roots hairs from Epiblema.
 Stomata No.

4.  Beneath epidermis
 Thin walled
 Loosely arranged
 Parenchyma cells
 Large spaces
 Outer layer compactly arrange
 Contain starch grains

6.  Inner most General cortex
 composed barrel shaped tightly packed cells
 Parenchyma cells
 Casparian strips except opposite proto-xylem
 Act water Tight jacket

8.  Tetraarch
 Pericycle:
 Uniseriate
 Parenshyma
 Dense protoplasm
 Inner side lateral roots

10.  Four
 In Ring
 Radial
 Xylem and phloem have different Radii

12.  Conical shaped
 Exarch
 Meta-xylem toward center
 Proto-Xylem toward periphery
 Mature roots Meta-Xylem in center
 Tracheid around
 Fibers absent

13.  Different radii
 Alternating with xylem
 Outer part toward pericycle (Proto-Phloem)
 Inner part toward Meta-Xylem ,Meta Phloem
 Sieves tubes
 Companion cell
 Parenchyma cells
 Fibers absent

14.  Parenchyma b/w Xylem and Phloem
 Parenchyma center
 In Old Root absent

17.  Outer Most layer
 Thin Walled.
 Compact arrangement
 Parenchyma.
 Roots hairs from Epiblema.
 Stomata No.
 No spaces between cells

19.  Beneath epidermis
 Thin walled Parenchyma
 Loosely arranged
 Have Spaces
 Few layers of Collenchyma and Sclerenchyma
cells are present in Old roots

21.  Inner most General cortex
 Well developed
 Barrel shaped
 Thin wall
 Casperian strips

22.  Actinostele
 Pericycle:
 Single Layer
 Next Endodermis parenchyma and sclerenchyma

24.  Radial
 Around Pith

25.  Xylem exarch
 Single layer Meta-Xylem toward pith.
 One or Two thick walled Proto-Xylem vessels
toward periphery

26.  Small Patches
 Alternate xylem
 Sieve Elements
 Sieves Plates
 Companion cells
 Phloem parenchyma

27.  Parenchyma center
 Starch Grains present