Descriptions and illustrations for the most important and numerous group of New Zealand's indigenous flowering plants - the Dicotyledons. An invaluable reference for all those involved and interested in pollen analysis. Accurate identification of pollen is an essential part of such diverse activities as studies of vegetation and climate history, determining floral sources of honey, forensic science, research into airborne allergens, and oil exploration. There are 71 full-page plates, each with approximately 15 light microscope or scanning electron microscope photographs, show particularly important features of the pollen grains. Some plates include views of grains from different angles to help identify individual species. A glossary of terms and an index with family names and synonyms specified is included.