A Conspectus of the North American Isoetaceae ecology 909 taxa that are included

909 taxa that are included in 1

and sidebars highlighting interesting aspects of mistletoe biology

Visit the companion website www

are also part of this book

and nomenclature are updated and information on dozens of reported but unconfirmed taxa is appended

A Conspectus of the North American Isoetaceae ecology 909 taxa that are includedInscrutable, complex, and important, quillworts (lycophyte genus Isoetes) have bedeviled and fascinated field botanists for over 150 years. An outwardly simple appearance belies the internal intricacies that distinguish individual species. North American species occur in a wide variety of wetland habitats, ranging from tidal flats to subalpine lakes. Over 30% of the continents known species are regional endemics and their sensitivity to environmental