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Page 1: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA

PLANT CELLS; TISSUES AND ORGANS

Plant cells:

Page 2: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA

Parenchyma cells

Parenchyma cells 60 mm

COLLENCHYMA CELLS

Collenchyma

SCLERENCHYMA

Cell

Sclereid cells in pear

25

Fiber cells

5 mm

Page 3: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA

Collenchyma cells

Page 4: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA

Schlernchyma cells

Page 5: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA

Xylem and Phloem

Page 6: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA

WATER-CONDUCTING CELLS OF THE

Vesse Tracheids

Tracheids and vessels

30

Pits

Tracheids

Sieve

plate

Nucleu

CytoplasCompanion

cell

15

Page 7: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA

Plant tissues

100 mm

Ground

tissue Vascular

tissue

Page 8: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA

In leaf

Page 9: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA

In root

Page 10: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA

In stem

Page 11: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA

Meristematic tissue

Shoot tips Root tips

Page 12: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA

Dermal Ground Vascular

Vessel element

Cortex

Vascular cylinder

Epidermis

Zone of

maturation

Zone of

elongation

Page 13: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA

Plant organs

Dicot root

Page 14: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA

Monocot root

Page 15: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA

Dicot stem

Page 16: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA

Monocot stem

Dicot leaf

Page 17: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA
Page 18: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA

Monocot leaf

Page 19: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA
Page 20: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA
Page 21: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA

Root tip

Page 22: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA

Leaf form

Page 23: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA
Page 24: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA
Page 25: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA

Leaf arrangement

Page 26: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA
Page 27: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA

Flower

Page 28: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA

Anther

Page 29: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA

Ovary

Page 30: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA
Page 31: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA
Page 32: Plant tissues and organs - An-Najah Staff tissues and organs.pdfPLANT CELLS; TISSUES AND ORGANS Plant cells: Parenchyma cells Parenchyma cells 60 mm COLLENCHYMA CELLS Collenchyma SCLERENCHYMA

Vessel elements with

partially perforated end walls

Root hair Zone of cell division

Root cap Vascular


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