A PDF field guide to the species reported in and around Dam Number 4 North 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 Dam Number 4 North Preserve include House Sparrow, Mute Swan, Dulcamara, Buckthorn and Poison Ivy. Plants lead the list with 48 species, followed by 2 birds.
The 20 species reported most often here, of 50 in the full guide.
Dulcamara

Buckthorn
Poison Ivy
Japanese Barberry

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

Burnweed

Dames Rocket
Haymaids
Mayapple
Polecatweed

Pear

Bloody Geranium
House Sparrow
Purslane
Myrtle

Ginkgo
Blackcap
Tell me what you're looking for, and I'll do my best to answer.
Boar Thistle
Bluebells