Flowering Plants: Smartweeds to Hazelnuts

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The Illustrated Flora of Illinois FLOWERING PLANTS Smartweeds to Hazelnuts Second Edition Robert H. Mohlenbrock and Paul M. Thomson Jr. Mohlenbrock and Thomson Flowering Plants: Smartweeds to Hazelnuts Southern Illinois University Press A volume in The Illustrated Flora of Illinois series, edited by Robert H. Mohlenbrock S ince the publication of the first edition of Smartweeds to Hazelnuts in 1987, twelve additional species and one hybrid have been discovered in Illinois. In addition, numerous nomenclatural changes have occurred for plants already known. This second edition updates the status of the Polygonaceae, Hamamelidaceae, Platanaceae, Fagaceae, Betulaceae, and Corylaceae in Illinois . Each of the newly discovered species has been added and is fully illustrated. Updated nomenclature as well as Illinois distributional data are included for each species. In addition to the fourteen new plant illustrations, the appendix contains new information on the descriptions and the geographical locations of plants in the first edition, and revised identification keys. Robert H. Mohlenbrock and Paul M. Thomson Jr. have included a complete description, illustrations showing diagnostic features, distribution maps, and ecological notes for each plant included in this volume. This new edition will be invaluable to scholars of botany as well as laypersons interested in observing plants in their natural habitat. ISBN 0-8093-2926-3 ISBN 978-0-8093-2926-7 Cover illustration: Persicaria glabra (smooth smartweed), Paul W. Nelson Printed in the United States of America Now in his sixty-third year of plant study, Robert H. Mohlenbrock taught botany and plant taxonomy at Southern Illinois University Carbondale for thirty-four years. His research has resulted in the publication of fifty-nine books and more than five hundred other publications. Since 1984, he has written “This Land,” a monthly column for Natural History. Mohlenbrock is a senior scientist for Biotic Consultants Inc., where he teaches weeklong wetland plant identification classes for government employees and consultants throughout the country. Paul M. Thomson Jr. was the founding president of Blue River Community College in Independence, Missouri, and is currently the president and CEO of the Truman Heartland Community Foundation. Other Southern Illinois University Press Books by Robert H. Mohlenbrock Distribution of Illinois Vascular Plants, with Douglas M. Ladd A Flora of Southern Illinois, with John W. Voigt Vascular Flora of Illinois The Illustrated Flora of Illinois Series Ferns, Second Edition Flowering Plants: Basswoods to Spurges Flowering Plants: Flowering Rush to Rushes, Second Edition Flowering Plants: Lilies to Orchids Flowering Plants: Magnolias to Pitcher Plants Flowering Plants: Nightshades to Mistletoe Flowering Plants: Pokeweeds, Four-o’clocks, Carpetweeds, Cacti, Purslanes, Goosefoots, Pigweeds, and Pinks Flowering Plants: Willows to Mustards Grasses: Bromus to Paspalum, Second Edition Grasses: Panicum to Danthonia, Second Edition Sedges: Carex Sedges: Cyperus to Scleria, Second Edition The Aquatic and Standing Water Plants of the Central Midwest Series Cyperaceae: Sedges Filicineae, Gymnospermae, and Other Monocots, Excluding Cyperaceae: Ferns, Conifers, and Other Monocots, Excluding Sedges Acanthaceae to Myricaceae: Wild Petunias to Wax Myrtles Nelumbonaceae to Violaceae: Water Lotuses to Grapes Southern Illinois University Press 1915 University Press Drive Mail Code 6806 Carbondale, IL 62901 www.siupress.com Mohlenbrock_Smartweeds2nd.indd 1 8/5/09 10:54:54 AM THE ILLUSTRATED FLORA OF ILLINOIS The Illustrated Flora of Illinois robert h. mohlenbrock, General Editor second edition southern illinois university press Carbondale ...