Anatomy of Zea mays Devin Nichols IB 423 5/1/06

General Information About Zea mays Angiosperm Monocot Poaceae (Grass) Family Monoecious Most widely planted crop in U.S. Most economically valuable crop in U.S.

Zea mays General Structure Tassel Ear Adventious Roots

Zea mays Inflorescences Male Inflorescence (Tassel) Female Inflorescence (Ear) Style (Silk) Caryopsis (Kernel)

Zea mays Leaf XS Adaxial Epidermis Vascular Bundle Bundle Sheath Cell Abaxial Epidermis 600X

Zea mays Leaf Adaxial Epidermal Replica Vein Stomates 200X

Zea mays Leaf Adaxial Epidermal Replica Vein Trichomes Stomate 100X

Zea mays Leaf XS Major Vein Minor Vein Trichome Bulliform Cell Xylem Vessels Sclerenchyma Fibers 200X

Zea mays Trichomes Leaf Whole Mount Leaf XS Trichome Basal Cells 100X

Zea mays Glandular Trichome Capitate Trichome 100X

Zea mays Stem Internode XS Vascular Bundles 100X Toluidine Blue-O

Zea mays Stem Node XS Vascular Tissue Interconnecting Bundles Vascular 200X Toluidine Blue-O

Zea mays Stem XS Vascular Bundle Metaxylem Protoxylem lacunae Phloem Sclerenchyma Fibers 200X Toluidine Blue-O

Zea mays Shoot Apical Meristem Tassel Primordium Leaf Primordia Ear Shoot 20X

Zea mays Root Whole Mount Root Cap Zone of Elongation Root Hair Zone 40X Toluidine Blue-O

Zea mays Root Apical Meristem Procambium Root Cap 200X Toluidine Blue-O

Zea mays Root XS Young Root Mature Root 40X Aniline Blue 200X Toluidine Blue-O

Zea mays Root XS Pericycle Phloem Endodermis Metaxylem Cortex Protoxylem Pith 200X Aniline Blue

Zea mays Root XS at Branch Root 100X Toluidine Blue-O

Zea mays Root LS Pith Phloem Sieve Plate Cortex 200X Aniline Blue

Zea mays Germinating Pollen Grain Callose Plug Pollen Tube Pollen Grain 400X

Zea mays Style XS Vascular Bundles 200X Toluidine Blue-O

References Esau, Katherine. 1977. Anatomy of Seed Plants Second Edition. John Wiley and Sons, Inc. New York. Freeling, M. and V. Walbot, Editors. 1993. The Maize Handbook. Springer-Verlag. New York. Kiesselbach, T.A. 1980. The Structure and Reproduction of Corn. University of Nebraska Press. Lincoln.