The Microanatomy of Angiosperm Stems

Table of Contents

Monocotyledonous Stems:

Zea:

a. Zea  40x

b.  Zea  100x

c. Vascular bundle in Zea  400x

d.Zea  40x

e. Vascular bundles in Zea  100x

f.  Closed Vascular Bundles in Zea  400x

g. Epidermis and Cortex in Zea  400x

Zea in Long Section:

a. Zea in Long Section  40x

b. Zea Parenchymal Cortex in Long Section  100x

c. Zea Vascular System in Long Section  100x

d. Cortex in Zea Long Section  100x

e.  Xylem Vessels in Zea Long Section  400x

f. Phloem and Xylem Elements in Zea Long Section  400x

g. Large Vascular Bundle in Zea Long Section  400x

Sparganium:

a. Sparganium  40x

b. Sparganium  100x

c. Epidermis in Sparganium  400x

d. Cortex in Sparganium  400x

e. Closed Collateral Vascular Bundle in Sparganium  400x

f. Tannin Cells in Sparganium  400x

Acorus:

a. Acorus rhizome  40x

b. Cutinized Epidermis in Acorus Rhizome   400x

c. Corky Epidermis in Acorus Rhizome  400x

d. Hypodermis in Acorus Rhizome  400x 

f. Cortex and Stele in Acorus Rhizome  40x

g. Cortex and Stele in Acorus Rhizome  100x

h. Cortical Fiber Bundles and Oil Cells in Acorus Rhizome  100x

i. Cortical Oil Cells in Acorus  400x

j. Amphivasal Vascular Bundle in Acorus Rhizome  100x

k. Amphivasal Vascular Bundle in Acorus Rhizome  400x

l. Casparian Strip in Acorus Rhizome  400x

m. Xylem Elements in Acorus Rhizome  400x

Aquatic Stem of Potomogeton:

a. Potomogeton  40x

b. Potomogeton  100x

c.  Epidermis in Potomogeton  400x

d. Aerenchyma in Potamogeton  100x

e. Aerenchyma in Potomogeton  400x 

Aquatic Stem of Elodea:

a. Elodea  40x

b. Elodea  100x

c. Dermal Tissues  100x

d.Epidermis in Elodea  400x

e. Cortex in Elodea  100x

f. Stele in Elodea  100x

g. Stele in Elodea  400x

h. Central Stle in Elodea  400x

Submerged Stem: Nymphaea:

a. Nymphea  40x

b. Epidermis and Cortex in Nymphea  100x

c. Inner Cortex in Nymphea  100x

d. Vascular Bundles in Nymphea  40x

e. Single Vascular Bundle in Nymphea  100x

f. Double Vascular Bundle in Nymphea  100x

g. Three Bundle Polystelein Nymphea  100x

h. Xylem Elements in Nymphea  40x

i. Xylem Elements in Nymphea  100x

j. Polystele Ring in Nymphea  40x

k. Polystele Ring in Nymphea  100x

l Sclerenchymal Bundle in Nymphea  

 

Herbaceous Dicotyledonous Stems:

Late Season Trifolium:

a. Late Season Trifolium  40x

b. Cortex and Pith in Late Season Trifolium  100x

c. Epidermis and Hypodermis in Late Season Trifolium  100x

d. Endodermis in Late Season Trifolium  100x

e. Vascular Bundle in Late Season Trifolium  100x

f. Cambium in Late Season Trifolium  100x

Young Trifolium:

a. Young Trifolium  40x

b. Young Trifolium  100x

c. Epidermis and Cortex YoungTrifolium  100x

d. Vascular Cambium in YoungTrifolium  100x

e. Vascular Bundles in Young Trifolium  100x

f. Vascular Bundle in Young Trifolium  100x

g. Medullary Rays YoungTrifolium  100x

Young Richinus:

a. Young Richinus:  40x

b. Young Richinus  100x

c. Epidermis and Cortex in Young Richinus  100x

d. Cortex Specialization in Young Richinus  100x

e.  Isolated Vascular Bundles in Young Richinus  100x

Late Season Richinus:

a. Older Richinus  40x

b. Older Richinus  100x

c. Cortical Specialization in Older Richinus 100x

d. Cortex Collenchyma in Older Richinus  400x

e. Pericycle in Older Richinus  100x

f. Pericycle in Older Richinus  400x

g. Vascular Cylinder in Older Richinus  100x

h. Vascular Bundle in Older Richinus  400x

i. Vascular Cambium in Older Richinus  400x

j. Xylem Vessels in Older Richinus  400x

Late Season Richinus:

a. Older Richinus  40x

b. Older Richinus  100x

c. Cortical Zones in Older Richinus  100x

d. Vascular Ring in Older Richinus  100x

e. Cambium in Older Richinus  400x

Myriophyllum:

a. Myriophyllum  40x

b. Epidermis in Myriophyllum  100x

c. Hypodermis in Myriophyllum  100x

d. Outer Cortex in Myriophyllum  100x

e. Inner Cortex in Myriophyllum  100x

f. Cortical Air Chambers in Myriophyllum  100x

g. Parenchymal Wall Rays in Myriophyllum  100x

h. Starch Sheath in Myriophyllum  100x

j.  Stele in Myriophyllum  100x

k. Pith in Myriophyllum  100x

Medicago:

a. Medicago  40x

b. Medicago  100x

c. Dermal Tissues in Medicago 400x

d. Vascular Bundle in Medicago  400x

e. Endodermis in Medicago  400x

f. Pith in Medicago  400x

Pelargonium:

a. Pelargonium  40x

b. Epidermis in Pelargonium  100x

c. Periderm in Pelargonium  100x

d. Cortex and Pith in Pelargonium  100x

e. Vascular Cylinder in Pelargonium  100x

f. Endodermis in Pelargonium  100x

g. Perivascular Fibers in Pelargonium  100x

h. Perivascular Fibers in Pelargonium  400x

Cucurbita:

a. Cucurbita  40x

b.  Ridge and Groove Bundles in Cucurbita  40x

c.  Dermal Tissues in Curcurbita  100x

d. Cortical Tissues in Cucurbita  100x

e. Hypodermis in Cucurbita  100x

f. Ridge Collenchyma in Cucurbita  100x

g. Sclerenchymal Ring and Stele in Cucurbita  100x

h. Sclerenchymal ring in Cucurbita  400x

i. Bicollateral Vascular Bundle in cucurbita  100x

j. Ridge Bundle in Cucurbita  100x

k. Groove Bundle in Cucurbita  100x

l. Outer Phloem in Cucurbita Groove Bundle  100x

m. Outer Cambium in Cucurbita Groove Bundle  100x

n. Cambium in Cucurbita Groove Bundle  400x

o. Xylem in Cucurbita Groove Bundle 100x

p. Inner Cambium and Phloem in Cucurbita Groove Bundle  100x

q. Phloem in Cucurbita Groove Bundle  400x

r. Cambium and Phloem in Cucurbita Groove Bundle  400x

s. Collenchyma, Sclerenchyma and Parenchyma in Cucurbita  400x

Cucurbita: Tangential Section:

a. Epidermis and Cortex in Cucurbita  100x

b. Bicollateral Vascular Bundle in Cucurbita  100x

c. Bicollateral Vascular Bundle in Cucurbita  100x

d. Meta and Protoxylem in Cucurbita  100x

e. Xylem Parenchyma in Cucurbita  100x

f. Xylem Elements in Cucurbita  400x

g. Xylem Elements in Cucurbita  400x

h. Xylem Elements in Cucurbita  400x

i. Sieve Tubes in Cucurbita  400x

j. Phloem Plugs in Cucurbita  400x

k. Phloem Parenchyma in Cucurbita  400x

Young Helianthus:

a. Young Helianthus  40x

b. Ridge Hypodermis in Young Helianthus  100x

c. Epidermis in Young Helianthus  400x

d. Vascular bundles in Young Helianthus  400x

e. Collateral Vascular Bundle In young Helianthus  400x

f. Sclerenchymal Cap and Phloem in Young Helianthus  400x

g. Primary Xylem in Young Helianthus  400x

h. Parenchymatous Pith in Young Helianthus  100x

i. Parenchymatous Pith in Young Helianthus  400x

Older Helianthus:

a. Older Helianthus  40x

b. Vascular Bundles in Older Helianthus  100x

c. Stomata in Older Helianthus  100x

d. Trichomes in Older Helianthus  400x

e. Cortex in Older Helianthus  400x

f. Hypodermis in Older Helianthus  400x

g. Collateral Vascular Bundle in Older Helianthus  400x

h. Endodermis and Medullary Rays in Older Helianthus  400x

i. Parenchymatous Pith in Older Helianthus  100x

 

Woody Dicotyledonous Stems:

Tilia: Early First Year Growth

a. Woody Dicot Stem: Early Growth in Early First Year Tilia 40x

b. Woody Dicot Stem: Vascular Cylinder in Early First Year Tilia  100x

c. Woody Dicot Stem: Dermal Tissues in Early First Year Tilia  400x

d. Woody Dicot Stem: Developing Periderm and Cortex in Young Tilia  400x

e. Woody Dicot Stem: Developing Ray System in Early First Year Tilia  100x

f.  Woody Dicot Stem: Primary Xylem in Early First Year Tilia  400x

g. Woody Dicot Stem: Starch Sheath in Early First Year Tilia  400x

h. Woody Dicot Stem: Tannins in Early First Year Tilia  100x

One Year Tilia:

a. Woody Dicot Stem: One Year Tilia  40x

b. Woody Dicot Stem: Epidermis and Cortex in One Year Tilia  40x

c. Woody Dicot Stem: Vascular Cylinder in One Year Tilia  40x

d. Lateral Shoot Development in a Woody Dicot Stem: One Year Tilia 40x

e. Woody Dicot Stem: One Year Tilia  40x

f. Wood Dicot Stem: Periderm in One Year Tilia  400x

g. Woody Dicot Stem: Primary Phloem and Xylem in One Year Tilia  100x 

h. Woody Dicot Stem: in Starch Sheath in One Year Tilia  100x

Two Year Tilia:

a. Woody Dicot Stem: Two Annual Rings in Tilia  40x

b. Woody Dicot Stem: Two Year Tilia  40x

c. Woody Dicot Stem: Cambium in Two Year Tilia  100x

d. Woody Dicot Stem: Periderm in Two Year Tilia  400x

e. Woody Dicot Stem: Secondary Phloem in Two Year Tilia  100x

f. Woody Dicot Stem: Phloem Rays in Three Year Tilia  100x

g. Woody Dicot Stem: Annual Rings in Two Year Tilia  40x

h. Woody Dicot Stem: Ray System in Two Year Tilia  100x

Three Year Tilia:

a. Woody Dicot Stem: Three Year Tilia  40x

b. Woody Dicot Stem: Three Annual Rings in Year Tilia  40x

c. Woody Dicot Stem: Three Year Old Tilia  40x  Phase

d. Woody Dicot Stem: Spring and Summer Wood in Three Year Tilia  40x

e. Woody Dicot Stem: Vascular Cylinder in Three Year Tilia  40x

f. Woody Dicot Stem: Summer Wood and Rays in Three Year Tilia  400x

g. Woody Dicot Stem: Starch Sheath and Pith in Three Year Tilia  40x

One Year Liriodendron:

a. Woody Dicot Stem: One Year Liriodendron  40x

b. Woody Dicot Stem: Lenticel and Dermal Tissues in One Year Liriodendron 100x

c. Woody Dicot Stem: Cuticle and Epidermis in One Year Liriodendron  400x

d. Woody Dicot Stem: Periderm and Cortex in One Year Liriodendron  100x

e. Woody Dicot Stem: Periderm and Cortex in One Year Liriodendron  400x

f. Woody Dicot Stem: Vascular Cylinder in One Year Liriodendron  100x

g. Woody Dicot Stem: Cambium and Phloem in One Year Liriodendron  400x

h. Woody Dicot Stem: Phloem Cap in One Year Liriodendron  400x

i. Woody Dicot Stem: Proto and Metaxylem in One Year Liriodendron  100x

j. Woody Dicot Stem: Proto and Metaxylem in One Year Liriodendron  400x

k. Woody Dicot Stem: Ray System and Pith in One Year Liriodendron  40x

l. Woody Dicot Stem: Multiseriate Rays in One Year Liriodendron  40x

Four Year Liriodendron:

a. Woody Dicot Stem: Four Year Liriodendron  100x

b. Woody Dicot Stem: Lenticel Formation in Liriodendron  400x

c. Woody Dicot Stem: Secondary Phloem  in Four Year Liriodendron  100x

d. Woody Dicot Stem: Annual Rings in Four Year Liriodendron  100x

e. Woody Dicot Stem: Ray System in Four Year Liriodendron  100x

f. Woody Dicot Stem: Multiseriate Rays in Four Year Liriodendron  400x

One Year Sambucus:

a. Woody Dicot Stem: One Year Sambucus  40x

b. Woody Dicot Stem: Periderm in One Year Sambucus  400x

c. Woody Dicot Stem: Lenticel Formation in Sambucus Stem  100x

d. Woody Dicot Stem: Mature Lenticel in Sambucus  100x

e. Woody Dicot Stem: Cork Cambium and Cortex in One Year Sambucus  100x

f. Woody Dicot Stem: Lamellar Collenchyma in Cortex of One Year Sambucus  100x

g. Woody Dicot Stem: Secretory Ducts and Cells in One Year Sambucus  100x

h. Woody Dicot Stem: Vascular Cylinder in One Year Sambucus  100x

i. Woody Dicot Stem: Cambium in One Year Sambucus  400x

j. Woody Dicot Stem: Xylem Vessels and Tracheids in One Year Sambucus  400x

k. Woody Dicot Stem: Ray System in Sambucus  100x

l. Woody Dicot Stem: Proto and Metaxylem in One Year Sambucus  100x

m. Woody Dicot Stem: Four Year Sambucus  100x

Early First Year Growth in Sambucus:

a. Woody Dicot Stem: Early First Year Growth Sambucus  40x

b. Woody Dicot Stem: Periderm in Early First Year Growth Sambucus  100x

c. Woody Dicot Stem: Vascular Cylinder in Early First Year Growth Sambucus  100x

d. Woody Dicot Stem:Primary Xylem in Early First Year Growth Sambucus  400x

Stem Tip in Young Sambucus:

a.Woody Dicot Stem: Sambucus Stem Tip  40x 

b. Woody Dicot Stem: Developing Vascular Cylinder in Sambucus Stem Tip  100x

c. Woody Dicot Stem: Cork Development in Sambucus Stem Tip  400x

d. Woody Dicot Stem: Cortex in Sambucus in Stem Tip  400x

e. Woody Dicot Stem: Vascular Bundles in Sambucus Stem Tip  400x

Lenticel Development in Sambucus

a. Woody Dicot Stem: Lenticel Development in Sambucus  100x

b. Woody Dicot Stem: Lenticel Development in Sambucus  100x

c. Woody Dicot Stem: Lenticel Development in Sambucus  100x

d. Woody Dicot Stem: Second Season Lenticel Development in Sambucus  100x

Aristolochia:

a. Woody Dicot Stem: Aristolochia  40x

b. Woody Dicot Stem: Bifurcated Vascular Bundles in Aristolochia  40x

c. Woody Dicot Stem: Pith Rays in Aristolochia  40x

d. Woody Dicot Stem: Bifurcated Vascular Bundles in Aristolochia  100x

e. Woody Dicot Stem: Xylem in Aristolochia  100x

f. Woody Dicot Stem: Cambium and Phloem in Aristolochia  100x

g. Woody Dicot Stem: Hypodermis in Aristolochia  100x

Stem Tip in Young Aristolochia

a. Woody Dicot Stem: Stem Tip in Young Aristolochia 100x

b. Woody Dicot Stem: Epidermis and Cortex in Young Aristolochia Stem Tip  400x

c. Woody Dicot Stem: Cortical Bifurcation in Young Aristolochia Stem Tip  400x

d. Woody Dicot Stem: Vascular Bundle in Young Aristolochia Stem Tip  400x

One Year Quercus: Young Specimen

a. Woody Dicot Stem: One Year Quercus  40x

b.Woody Dicot Stem: One Year Quercus  100x

c. Woody Dicot Stem: Fusing Vascular Cylinder in One Year Quercus  100x

d. Woody Dicot Stem: Epidermis and Early Periderm in Young Quercus  400x

e. Woody Dicot Stem: Early Lenticel in One Year Quercus  400x

f. Woody Dicot Stem: Lenticel Formation in One Year Quercus  400x

g. Woody Dicot Stem: Calcium Oxalate Crystals in Periderm of One Year Quercus  400x

h. Woody Dicot Stem : Primary Phloem and Cambium in One Year Quercus  400x

i. Woody Dicot Stem: Ray System in One Year Quercus  100x

j. Woody Dicot Stem: Proto and Metaxylem in One Year Quercus  400x

k. Woody Dicot Stem: Primary Xylem and Pith in One Year Quercus  400x

One Year Quercus: Older Specimen

a. Woody Dicot Stem: Late One Year Quercus  40x

b. Woody Dicot Stem: Late One Year Quercus  100x

c. Woody Dicot Stem: Complete Vascular Cylinder in Late One Year Quercus  100x

d. Woody Dicot Stem: Periderm and Cortex in Late One Year Quercus  400x

e. Woody Dicot Stem: Cork Development in Late One Year Quercus  400x

f. Woody Dicot Stem: Primary Phloem and Cambium in Late One Year Quercus  400x

g. Woody Dicot Stem: Phloem Cap in Late One Year Quercus  400x

h. Woody Dicot Stem: Primary Xylem in Late One Year Quercus  400x

i.  Woody Dicot Stem: Proto and Meta xylem in Late One Year Quercus  400x

Cross, Tangential and Radial Sections Through Quercus Wood:

a. Woody Dicot Stem: Cross Section Quercus Wood 40x

b. Woody Dicot Stem: Cross Section Quercus Wood 100x

c. Woody Dicot Stem: Tangential Section Quercus 100x

d. Woody Dicot Stem: Tangential Section Quercus 100x

e. Woody Dicot Stem: Tangential Section Quercus 100x

f. Woody dicot stem: Tangential Section Quercus 40x

g. Woody Dicot Stem: Tangential Section Quercus 400x

h. Woody Dicot Stem: Tangential Section Quercus 400x

i. Woody Dicot Stem: Radial Section Quercus 40x

j. Woody Dicot Stem: Radial Section Quercus 100x

k. Woody Dicot Stem: Radial Section Quercus 100x

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