A PDF field guide to the species reported in and around Illinois State Nature Preserve, with common and scientific names and up to 3 photos of each, laid out for use in the field and offline.
Species people report often in and around Illinois State Nature Preserve include Silverspotted Skipper, Eastern Comma, White-Marked Tussock Moth, Greek Valerian and Northern Lady Fern. Plants lead the list with 47 species, followed by 3 insects.
The 20 species reported most often here, of 50 in the full guide.

Greek Valerian

Northern Lady Fern
Silverspotted Skipper

Lopseed
Cowparsnip

Tell me what you're looking for, and I'll do my best to answer.
Eastern Comma

Pitchfork

Common Grapefern
White-Marked Tussock Moth
Mayapple
Lily Of The Valley

Grey-Headed Coneflower


Betony

Lake Sedge

Obedience
Tell me what you're looking for, and I'll do my best to answer.

Spring Avens

Clochettes