Cover
Title
Copyright
Dedication
Contents
Preface
County Map of Illinois
Introduction
Descriptions and Illustrations
Tribe Heliantheae Cass.
Subtribe Ambrosiinae Less.
Subtribe Melanpodiinae Less.
Subtribe Polymniinae H. Robins.
Subtribe Milleriinae Benth. & Hook.
Subtribe Rudbeckiinae H. Robins.
Subtribe Ecliptinae Less.
Subtribe Helianthineae Cass ex Dum.
Subtribe Galinsoginae Benth.
Subtribe Coreopsidinae Less.
Subtribe Pectinidae.
Subtribe Hymenopappinae Rydb. in Britt.
Subtribe Gaillardiinae Less.
Tribe Senecioneae Cass.
Excluded Species
Glossary
Literature Cited
Index of Scientific Names
Index of Common Names
About the Author
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