A PDF field guide to the species reported in and around Thayer Brook Conservation Area, 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 Thayer Brook Conservation Area include Common Ringlet, Spring Azure, Spiny Looper, Green-Striped Locust and Confusing Bumblebee. Plants lead the list with 37 species, followed by 8 insects and 4 amphibians.
The 20 species reported most often here, of 50 in the full guide.

Black Birch
Common Ringlet
Spring Azure
Bittercress
Beeweed


Spiny Looper
Pilewort
Japanese Barberry
Crackleberry
Spoonwood
Green-Striped Locust

Dwarf Euonymus

Large Loosestrife
Witchhazel
Polecatweed
Horse-Mint

Buckthorn
Poke

Nettle