A PDF field guide to the species reported in and around Illiniwek Forest Preserve, with common and scientific names and up to 3 photos of each, laid out for use in the field and offline.
The animals people report most often in and around Illiniwek Forest Preserve include American White Pelican, Great Blue Heron, Metric Paper Wasp, Two-Spotted Bumblebee and Common Ragweed Fruit Fly. Plants lead the list with 25 species, followed by 12 insects and 11 birds.
The 20 species reported most often here, of 50 in the full guide.
Mayapple
American White Pelican

Aniseroot

Redroot
Bearded Pink
Richweed

Hackberry
Great Blue Heron

Yellow Lotus
Leadplant
Sand Briar
Apios
Wood Nettle
Metric Paper Wasp

Two-Spotted Bumblebee

Common Ragweed Fruit Fly


Topiary Grass-Veneer
Red Admiral
