Robert H. Mohlenbrock

1931

• Flowering plants
• Grasses
• Sedges
• Vascular Flora of Illinois
• Acanthaceae to Myricaceae
• Cyperaceae
• Ferns
• Filicineae, Gymnospermae, and other monocots, excluding Cyperaceae
• Flora of Southern Illinois
• Nelumbonaceae to Vitaceae
• This Land
• Wildflowers of Fields Roadsides and Open Habitats of Illinois