Resources

Kapp's Ronald O. (2012). Pollen and Spores: Second Edition Third Printing, Dallas, Texas: American Association of Stratigraphic Palynologists Foundation.
Kapp, Ronald O. (1968). Pollen and Spores. Dubuque, Iowa: WM, C. Brown Company Publishers.

http://www.davidbogler.com/Pollen/glossary.html