Listed below are the names of photos that can be found in each Photo Unit.  You may click on the Table of Contents link to go to a Photo Unit to see the photos.  Click on a unit below to go directly to that units' list of photos.

Unit 1  |  Unit 2  |  Unit 3  |  Unit 4  |  Unit 5  |  Unit 6  |  Unit 7 
  Unit 8  |  Unit 9  |  Unit 10  |  Unit 11  |  Unit 12  |  Unit 13 
Unit 14  |  Unit 15  |  Unit 16  |  Unit 17  |  Unit 18  |  Unit 19 
 

Photo Unit 1:  Plant Body

1-1: Hordeum (Barley)  Young embryo LP

1-2: Hordeum (Barley)  Young embryo HP

1-3: Hordeum (Barley)  Young embryo Shoot apex MP

1-4: Hordeum (Barley)  Young embryo Shoot apex HP

1-5: Hordeum (Barley)  Young embryo Root apex MP

1-6: Hordeum (Barley)  Young embryo Root apex HP

1-7: Palm sp  (Palm)  Embryo LP

1-8: Palm sp  (Palm)  Embryo MP

1-9:   Palm sp  (Palm)  Embryo Shoot primordium MP

1-10: Palm sp  (Palm)  Embryo Shoot primordium HP

1-11: Palm sp  (Palm)  Embryo Added leaf primordial MP

1-12: Palm sp  (Palm)  Embryo Root primordium MP

1-13: Palm sp  (Palm)  Embryo Root primordium HP

1-14: Palm sp  (Palm)  Embryo Root cap MP

1-15: Palm sp  (Palm)  Embryo Root cap HP

1-16: Palm sp  (Palm)  Embryo seed pericarp

1-17: Zea (Corn)  Embryo several celled embryo age 1

1-18: Zea (Corn)  Embryo young embryo age 2

1-19: Zea (Corn)  Embryo young embryo age 3

1-20: Zea (Corn)  Embryo young embryo age 4

1-21: Zea (Corn)  Embryo coleoptile

1-22: Zea (Corn)  Embryo shoot apex

1-23: Zea (Corn)  Embryo prop root

1-24: Zea (Corn)  Embryo mesocotyl

Photo Unit 2:  Plant Cell

2-1:  Smilax (Carrion flower):  Transverse section old root cortex

2-2:  Smilax (Carrion flower):  Transverse section old root cortex (subepidermal)

2-3:  Diospyros (Persimmon):  Sectioned seed endosperm

2-4:  Diospyros (Persimmon):  Sectioned seed endosperm (980x)

2-5:  Phoenix (Palm):  Sectioned seed endosperm

2-6:  Phoenix (Palm):  Sectioned seed endosperm (980x)
 

Photo Unit 3:  Meristems

3-1:  Allium root tip (l.s.)

3-2:  Allium root tip (l.s.)
 

Photo Unit 4:  Dermal System:  Epidermis

4-1:  Allium  (Onion):  Surface view of epidermis

4-2:  Allium  (Onion):  Bulb scale, c.s. (epidermis, bulb scale)

4-3:  Erythronium  (dog-tooth violet):  Surface view of leaf epidermis.

4-4:  Erythronium  (dog-tooth violet):  Leaf surface (x 980)

4-5:  Capsella  (shepherd’s purse):  Epidermis of stem, t.s

4-6:  Peperomia  (peperomia):  Leaf epidermis, t.s. (2 photos)

4-7:  Pelargonium  (geranium):  Leaf surface. (epidermis) (x100)

4-8:  Pisum  (pea):  Seed coat epidermis, t.s.

4-9:  Tradescantia (spiderwort):  Leaf epidermal peel

4-9A:  Raphanus (Radish):  Root epidermal peel

4-9B:  Kalanchoe:  Leaf epidermal peel

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Photo Unit 5:  Dermal System:  Periderm

5-1:  Pelargonium  (geranium):  Stem w/ secondary cortex, t.s

5-2:  Sambucus  (elder):  Young lenticel, t.s. of a stem

5-2:  Sambucus  (elder):  Young lenticel, t.s. of a stem (later stage)

5-3:  Sambucus  (elder):  t.s. stem, old (well-developed) lenticel
 

Photo Unit 6:  Fundamental System:  Parenchyma

6-1:  Helianthus  (sunflower):  t.s. young stem, pith tissue

6-2:  A & B   Helianthus  (sunflower):  stem pith ray (bright and dark field

6-3:  Capsella  (shepherd’s purse): t.s. stem pith ray

6-4:  Lilium  (lily):  t.s. rhizome cortex 

Independent study photos to interpret anatomy of heretofore unseen photos

6x-1:  Aloe (aloe):  stem t.s.

6x-2:  Aloe (aloe):  stem t.s.

6x-3: Lilium  (lily);  rhizome parenchyma t.s.

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Photo Unit 7:  Collenchyma & Sclerenchyma

7-1:  Cucurbita  (squash): t.s. stem cortex, collenchyma tissue

7-2:  Malva  (common mallow): stem cortex t.s. (5 photos, 3 magnifications)

7-3:  Helianthus  (sunflower): stem cortex t.s.

7-4:  Helianthus  (sunflower):  stem cortex l.s.

7-5:  Apium  (celery): leaf petiole t.s. (3 photos)

7-6:  Tilia  (basswood): macerated bark of stem (bast fibers) (2 photos)

7-7:  Tilia  (basswood): t.s. 2-year stem phloem, bast fibers (2 photos)

7-8:  Prunus  (peach): macerated fruit stone sclereids

7-9:  Prunus (peach):  sectioned fruit pericarp (2 photos)

7-10:  Aristolochia  (Dutchman’s pipe):  t.s. stem with sclereids

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Photo Unit 8:  Vascular System:  Xylem

8-1:  Pinus  (pine): tracheids, macerated xylem (2 photos)

8-2:  Liriodendron  (tulip tree): macerated xylem

8-3:  Convolvulus  (hedge bindweed): l.s. stem HP

8-4:  Convolvulus  (hedge bindweed): l.s. stem LP

Photo Unit 9:  Vascular System:  Phloem

9-1:  Cucurbita  (squash): t.s. stem vascular bundle, phloem tissue

9-2:  Cucurbita  (squash): l.s. stem vascular bundle phloem tissue

9-3:  Ibervilla  t.s. stem phloem

Photo Unit 10:  Root Tip

10-1:  Botrychium  (grape fern): l.s. root tip and apical cell (3 photos)

10-2:  Phoenix  (palm): l.s. root tip (median section)

10-3:  Canna  (canna): l.s. root tip (median section) (3 photos)

10-4:  Canna  (canna): t.s. Primary meristem region

10-5:  Allium (onion):  l.s. Primary meristem region

10-6:  Zea (corn):  l.s. Root tip and primary meristem region.

10-7:  Species ?:  l.s. Differentiation zone of a root.

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Photo Unit 11:  Primary Root Structure

11-1:  Ranunculus  (buttercup): t.s. tetrarch root stele.

11-2:  Ranunculus  (buttercup): t.s. pentarch root stele

11-3:  Ranunculus (buttercup):  t.s. triarch root stele

11-4:  Actaea  (baneberry): t.s. young root with triarch stele LP

11-5  Actaea (baneberry:  t.s. young root with triarch stele.

11-6:  Actaea (baneberry)  Young root diarch stele (HP)

11-7:   Smilax  (carrion flower): t.s. root cortex

11-8:  Smilax (carrion flower):  t.s. stele

11-9:  Smilax (carrion flower):  t.s. stele

11-10  Smilax (carrion flower):  t.s. stele dark field

11-11: Smilax  (carrion flower): root cortex and stele  HP

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Photo Unit 12:  Secondary Root Structure

Diameter Growth

12-1:  Ranunculus  (buttercup): 5-arch stele HP: t.s. secondary root

12-2:  Ranunculus  (buttercup): 5-arch stele: t.s. older secondary root

12-3:  Actaea  (baneberry): root stele: t.s. young root LP

12-4:  Actaea  (baneberry): root stele: t.s. young root MP

12-5  Actaea  (baneberry): root stele: t.s. intermediate root

12-6:  Actaea  (baneberry): root stele: t.s. old root MP

12-7:  Actaea  (baneberry): root stele: t.s. old root  HP

12-8:  Raphanus  (radish): t.s. root, hypocotyls cortex crushed

12-9:  Raphanus  (radish): t.s. hypocotyls, cortex split

12-10:  Raphanus  (radish): c.s. root (hypocotyl), approaching maturity

12-11:  Brassica  (mustard): t.s. root secondary growth

12-12:  Brassica  (mustard): t.s. root, older stage.

            Branching Growth

12-1A: Canna  (canna): l.s. root

12-2A: Salix  (willow): t.s. root with older root branch

12-3A: Salix  (willow): root l.s., cut through a young branch

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Photo Unit 13:  Stem Growing Point

13-1:  Equisetum  (horsetail): stem tip (apex) l.s. LP

13-2:  Equisetum  (horsetail): stem tip (apex) l.s.  HP

13-3:  Equisetum  (horsetail): stem tip (apex) l.s.  LP

13-4:  Pinus nigra (pine) Apical initials OI

13-5:  Pinus nigra (pine) Central mother cells

13-6:  Pinus nigra (pine) Shoot apex

13-7:  Pinus nigra (pine) Shoot apex with leaf primordia

13-8:  Pinus nigra (pine) Procambial strands t.s. age 1 LP

13-9: Pinus nigra (pine) Procambial strands t.s. age 1 HP

13-10:Pinus nigra (pine) Procambial strands l.s. age 1 HP

13-11:Pinus nigra (pine) Procambial strands t.s. age 2 LP

13-12:Pinus nigra (pine) Procambial strands ts. age 2 MP

13-13:Pinus nigra (pine) Procambial strands ts. age 2 HP

13-14:Pinus nigra (pine) Procambial strands l.s. age 2 HP

13-15:Pinus nigra (pine) Vascular bundle l.s. age 3 HP

13-16:Pinus nigra (pine) Procambial strands l.s.  leaf trace

13-17:Coleus  (coleus): l.s. stem tip (apex)

13-18: Coleus (coleus):  l.s. stem tip bud age 1

13-19: Coleus (coleus):  l.s. stem tip bud age 2

13-20: Coleus (coleus):  l.s. stem tip bud age 3

13-21: Coleus (coleus):  l.s. stem tip bud age 4

13-22: Coleus (coleus):  l.s. stem tip bud age 5

Photo Unit 14:  Primary Stem Structure & Stelar Types

Photo Unit 15:  Dissection of the Stele

15-1:  Salix (willow)  Young leaf bearing stem LS

15-2:  Salix (willow)  High in internode Series 1 TS (1)

15-3:  Salix (willow)  Higher in internode Series 2 TS (2)

15-4:  Salix (willow)  Low in a node Series 3 TS (3)

15-5:  Salix (willow)  Higher in a node Series 4 TS (4)

15-6:  Salix (willow)  Leaf departing from stem Series 5 TS (5)

15-7:  Salix (willow)  Leaf departed from stem Series 6 TS (6)
 

Photo Unit 16:  Vascular Cambium & Secondary Growth

16-2:  Pinus 3 yr middle

16-3:  Pinus 6 yr annual rings

16-4:  Pinus spring summer

16-5:  Pinus 3 year inner

16-6:  Pinus 4 year inner

16-7:  Pinus 4 year l.s. radial

16-8:  Pinus tang xyl ray

16-10:  Pinus 4 yr l.s. tang

16-11:  Quercus tyloses

16-11B:  Quercus ring porous

16-12:  Tilia diffuse porous

16-13:  Tilia banded phloem

16-14:  Tilia banded phloem B

Photo Unit 17:  Monocot Stem

17-1:  Acorus  (sweet flag): Transverse section of rhizome

17-2:  Triticum (wheat) T.s. Eustele LP

17-3:  Yucca  (Spanish bayonet): Longitudinal section of stem tip

17-4:  Yucca  (Spanish bayonet): L.s lower down the stem apex

17-5:  Dracaena  (dracaena): T.s. stem primary bundle

17-6:  Dracaena  (dracaena): T.s. stem primary and secondary

17-7:  Dracaena  (dracaena): T.s. stem, early secondary bundle, HP

17-8:  Dracaena  (dracaena): T.s. stem, later secondary bundle  HP

17-9:  Dracaena  (dracaena): T.s. secondary bundle HP

Photo Unit 18:  Ontogeny of the Leaf

18-1:  Salix  (willow): l.s. stem tip

18-2:  Salix  (willow): l.s. stem apex with older leaf primordia

18-3:  Salix  (willow): T.s. stem tip. Young primordium

18-4:  Salix  (willow): T.s. stem tip  Older primordium

18-5:  Salix  (willow): T.s. stem tip. Older primordium

18-6:  Salix  (willow): Transverse section of a mature leaf

Photo Unit 19:  Floral Development

19:  1-15  Brassica (Species) 15 stages in floral development

19:  16 - 22 Rosa (Species)  7 stages in floral development

19:  23 - 58 Chrysanthemum (Species) 35 stages in floral development

Triticum (wheat) inflorescence 11 developmental stages