Here are some wonderful resources to help you identify the dragonflies in your State. Along with these field guides and check lists, go into the field with some top notch binoculars and cameras to fully capture the mystical moments with these incredible creatures!
ALABAMA: Field Guide, Checklist
ALASKA: Field Guide, Checklist
ARIZONA: Field Guide, Checklist
ARKANSAS: Field Guide, Checklist
CALIFORNIA: Field Guide, Checklist
COLORADO: Field Guide, Checklist
CONNECTICUT: Field Guide, Checklist
DELAWARE: Field Guide, Checklist
FLORIDA: Field Guide, Checklist
GEORGIA: Field Guide, Checklist
HAWAII: Checklist
IDAHO: Field Guide, Checklist
ILLINOIS: Field Guide, Checklist
INDIANA: Field Guide, Checklist
IOWA: Field Guide, Checklist
KANSAS: Field Guide, Checklist
KENTUCKY: Field Guide, Checklist
LOUISIANA: Field Guide, Checklist
MAINE: Field Guide, Checklist
MARYLAND: Field Guide, Checklist
MASSACHUSETTS: Field Guide, Checklist
MICHIGAN: Field Guide, Checklist
MINNESOTA: Field Guide, Checklist
MISSISSIPPI: Field Guide, Checklist
MISSOURI: Field Guide, Check List
MONTANA: Field Guide, Checklist
NEBRASKA: Field Guide, Checklist
NEVADA: Field Guide, Checklist
NEW HAMPSHIRE: Field Guide, Checklist
NEW JERSEY: Field Guide, Checklist
NEW MEXICO: Field Guide, Checklist
NEW YORK: Field Guide, Checklist
NORTH CAROLINA: Field Guide, Checklist
NORTH DAKOTA: Field Guide, Checklist
OHIO: Field Guide, Checklist
OKLAHOMA: Field Guide, Checklist
OREGON: Field Guide, Checklist
PENNSYLVANIA: Field Guide, Checklist
RHODE ISLAND: Field Guide, Checklist
SOUTH CAROLINA: Field Guide, Checklist
SOUTH DAKOTA: Field Guide, Checklist
TENNESSEE: Field Guide, Checklist
TEXAS: Field Guide, Checklist
UTAH: Field Guide, Checklist
VERMONT: Field Guide, Checklist
VIRGINIA: Field Guide, Checklist
WASHINGTON: Field Guide, Checklist
WEST VIRGINIA: Field Guide, Checklist
WISCONSIN: Field Guide, Checklist
WYOMING: Field Guide, Checklist