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Photomicrographs. Plant Tissues. BOTANY. Algae Cladophora species Filament in form Several cells. BOTANY. Algae Acetabularia species Many cells. BOTANY. Algae Oedogonium species. BOTANY. Algae Spirogyra species. BOTANY. Spirogyra species Filamentous algae

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PowerPoint Slideshow about ' Photomicrographs' - alice-goff


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Photomicrographs

Photomicrographs

Plant Tissues


Botany
BOTANY

  • Algae

  • Cladophora species

  • Filament in form

  • Several cells


Botany1
BOTANY

  • Algae

  • Acetabularia species

  • Many cells


Botany2
BOTANY

  • Algae

  • Oedogonium species


Botany3
BOTANY

  • Algae

  • Spirogyra species


Botany4
BOTANY

  • Spirogyra species

  • Filamentous algae

  • Conjugation (sexual reproduction)

Phase contrast photo


Botany5
BOTANY

  • Algae

  • Spirogyra species

  • Filament in form

  • Spores: union of 2 cells

  • Bridge


Botany6
BOTANY

  • Algae

  • filament


Botany7
BOTANY

  • Algae

  • Chara species

  • Many cells


Botany8
BOTANY

  • Algae

  • Chlamydomonas sp.

  • One cell


Botany9
BOTANY

  • Algae

  • Euglenagracilis

  • One cell with flagella


Botany10
BOTANY

  • Algae

  • Oscillatoria species

  • Filament in form

  • Series of cells


Botany11
BOTANY

  • Algae

  • Ulothrix species

  • Many cells in filament


Botany12
BOTANY

  • Algae

  • Volvox species

  • Hundreds of cells in hollow sphere

  • Cells have flagella

Spirogyra species


Botany13
BOTANY

  • Green algae

  • Pediastrum species

  • Group of cells


Botany14
BOTANY

  • Oscillatoria species

  • Algae

  • Many cells


Botany15

BOTANY

ANGIOSPERMS

ROOTS


Botany16
BOTANY

  • ANGIOSPERMS

  • Dicot root

  • Cross section

  • Center of root

  • Xylem form “X”

  • Phloem at tip of xylem


Botany17
BOTANY

  • Salix root, x.s.

  • Low magnification

  • Vascular bundle


Botany18
BOTANY

  • Ranunculus root, x.s.

  • Low magnification

  • Vascular bundle


Botany19

BOTANY

ANGIOSPERMS

STEMS


Botany20
BOTANY

  • ANGIOSPERMS

  • Stem

  • Arrangement of bundles

  • Low magnification


Botany21
BOTANY

  • ANGIOSPERMS

  • Bundle in stem

  • Phloem (top)

  • Cambium (middle)

  • Xylem (bottom)

    (which is interior)


Botany22
BOTANY

  • ANGIOSPERMS

  • Growth ring (xylem)

  • Tilia stem

  • Basswood tree


Botany23
BOTANY

  • ANGIOSPERMS

  • Coleus stem

  • Cross section of bundle

  • Xylem -- inside

  • Phloem -- outside


Botany24
BOTANY

  • Medicago stem, x.s.

  • Vascular bundles in ring


Botany25
BOTANY

  • ANGIOSPERMS

  • Stem, composite

  • Cross section

  • Low magnification

Soft tissue


Botany26
BOTANY

  • ANGIOSPERMS

  • Cells in stem

  • Thickened xylem

  • Cross section


Botany27
BOTANY

  • Bamboo stem

  • Cross section


Botany28
BOTANY

  • ANGIOSPERMS

  • Xylem cells in stem

  • Longitudinal section

  • Annular rings (left)

  • Spiral rings (right)

Rings reinforce the cell wall.


Botany29
BOTANY

  • Tilia, 3-year stem, x.s.

  • Bark


Botany30
BOTANY

  • Tilia stem, 3-year, x.s.


Botany31

BOTANY

ANGIOSPERMS

LEAF


Botany32
BOTANY

  • Castalia leaf

  • Cross section

  • Floating water plant

  • Air spaces


Botany33
BOTANY

  • Begonia leaf

  • Cross section

  • Air space

  • Guard cells (stomata)


Botany34
BOTANY

ANGIOSPERMS

Leaf

  • Surface view

  • Low magnification

    (about 50X)

  • Notice the chloroplasts


Botany35
BOTANY

  • Mangrove leaf, x.s.

  • Low magnification

  • Phase contrast photo


Botany36
BOTANY

  • Mangrove leaf, x.s.

  • Through central vein

  • Phloem

  • Xylem

Phase contrast photo


Botany37
BOTANY

  • Mangrove leaf, x.s.

  • Section through small vein

Phase contrast photo


Botany38
BOTANY

  • Syringa leaf, x.s.

  • Low magnification


Botany39
BOTANY

  • Zea mays leaf, x.s.

  • Leaf vein


Botany40
BOTANY

  • Oleander leaf, x.s.

  • Pit to reduce water loss

  • Phase contrast photo


Botany41
BOTANY

  • Elodea meristem (rapidly dividing cell region)

  • Longitudinal section, l.s.


Botany42

BOTANY

ANGIOSPERMS

FLOWER


Botany43
BOTANY

  • Lotus bud, l.s.

  • Base (peduncle)

  • Flower


Botany44
BOTANY

Flower petals


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