This Field Guide was prepared by Biotic Consultants, Incorporated, of Carbondale,
Illinois, under Contract #53-2D81-3-1. All descriptions have been written by
Robert H. Mohlenbrock. Mark Mohlenbrock prepared all of the illustrations. All
maps were prepared by Trent Mohlenbrock. Beverly Mohlenbrock typed all the drafts
of the manuscript and assisted with the photography and field work. Typesetting
was provided by Wendy Mohlenbrock Preece. Mark Mohlenbrock and Aart-werk Graphic
Design, Incorporated, of Tempe, Arizona, prepared the camera-ready copy for
the entire guide. Robert H. Mohlenbrock took the photos except the following:
Lee Casebere (Drosera rotundifolia, Geum rivale, Melanthium
virginicum, Zigadenus glaucus), Kenneth Dritz (Alnus rugosa,
Salix lucida), Rich Dunbar (Hypericum pyramidatum), George Folkerts
(Zigadenus glaberrimus), Lynden Gerdes (Populus balsamifera),
Mike Homoya (flower of Cypripedium reginae, Goodyera pubescens),
Norman C. Melvin (leaf of Quercus falcata), W. Carl Taylor (Isoetes
engelmannii, Lycopodium annotinum), Tom Ulrich (Cypripedium candidum),
and Edward G. Voss (Eriophorum spissum, E. viridi-carinatum [habit
view], Potamogeton amplifolius, Potamogeton epihydrus, Potamogeton
gramineus).
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