Peter Zika is a field biologist from Seattle, investigating and describing new species of plants from western North America. Working at the herbarium of the University of Washington, he is writing several chapters for new books on the plants of California, the Pacific Northwest, and the flora of North America, as well as conducting biological inventories of National Parks and Nature Conservancy preserves, studying interactions between noxious weeds and native wildlife, and researching the diet of fruit-eating birds. His interests in ecology have led him across the Tropics and into Polar Regions for the last 25 years. In addition to teaching wetland plant identification, he serves as a ship’s naturalist on all oceans and continents. Peter has published more than 100 scientific notes, articles, and books, as well as occasional photographs, cards, and reviews in the popular press.