These pages help with identification of some tough groups in the Mammoth Cave area.

Guide to three Agrimonium species

Guide to Asters

Guide to Goldenrods

Guide to sunflowers and similar yellow summer flowers

​Guide to Four Blazing Star Species, genus Liatris

​Guide to Three Ruellia Species

​Guide to Smartweeds and Knotweeds

​Guide to tick-trefoils, genus Desmodium

​Guide to Violets