Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS...
Transcript of Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS...
PLANT CELLS; TISSUES AND ORGANS
Plant cells:
Parenchyma cells
Parenchyma cells 60 mm
COLLENCHYMA CELLS
Collenchyma
SCLERENCHYMA
Cell
Sclereid cells in pear
25
Fiber cells
5 mm
Collenchyma cells
Schlernchyma cells
Xylem and Phloem
WATER-CONDUCTING CELLS OF THE
Vesse Tracheids
Tracheids and vessels
30
Pits
Tracheids
Sieve
plate
Nucleu
CytoplasCompanion
cell
15
Plant tissues
100 mm
Ground
tissue Vascular
tissue
In leaf
In root
In stem
Meristematic tissue
Shoot tips Root tips
Dermal Ground Vascular
Vessel element
Cortex
Vascular cylinder
Epidermis
Zone of
maturation
Zone of
elongation
Plant organs
Dicot root
Monocot root
Dicot stem
Monocot stem
Dicot leaf
Monocot leaf
Root tip
Leaf form
Leaf arrangement
Flower
Anther
Ovary
Vessel elements with
partially perforated end walls
Root hair Zone of cell division
Root cap Vascular