Abbreviations: n=native i=introduced
A=aquatic/wetland F=forest G=cool-season grasslands O=successional/disturbed
sites P=native tallgrass prairie
BW=Baldwin Woods RT=Robinson Tract TC=Tri-County
area
V=Voucher specimen R=Reliable report
Families: Aa-Az B-Cn Co-E F-G H-L M-O Pa-Pok Pol-Pz R-T U-Z
| Family | Genus/Species | Common Name | Origin | Habitat | BW | RT | TC |
| Ulmaceae | Celtis laevigata | Sugarberry | n | F | R | ||
| Celtis occidentalis | Common hackberry | n | F | V | V | V | |
| Ulmus americana | American elm | n | F | V | R | V | |
| Ulmus pumila | Siberian elm | i | F,O | V | R | ||
| Ulmus rubra | Slippery elm | n | F | V | R | V | |
| Urticaceae | Boehmeria cylindrica | Bog hemp | n | A | R | V | |
| Laportea canadensis | Wood nettle | n | A,F | V | V | R | |
| Parietaria pensylvanica | Pennsylvania pellitory | n | F | V | R | ||
| Pilea pumila | Clearweed | n | A,F | V | |||
| Urtica dioica ssp. gracilis | Stinging nettle | n | A,F | V | V | R | |
| Verbenaceae | Lippia lanceolata | Lanceleaf frogfruit | n | A | R | V | |
| Phryma leptostachya | Lopseed | n | F | V | V | ||
| Verbena bracteata | Prostrate verbena | n | O | V | |||
| Verbena canadensis | Rose verbena | n | O,P | V | V | ||
| Verbena hastata | Blue verbena | n | A | V | V | V | |
| Verbena stricta | Woolly verbena | n | O | R | R | R | |
| Verbena urticifolia | Nettleleaf verbena | n | F,G | V | R | V | |
| Violaceae | Viola pedata | Bird's-foot violet | n | F,P | V | ||
| Viola pedatifida | Prairie violet | n | P | R | V | ||
| Viola pratincola | Meadow violet | n | F | V | V | R | |
| Viola pubescens | Downy yellow violet | n | F | V | V | ||
| Viola rafinesquii | Johnny-jump-up | n | F,O | V | V | R | |
| Viola sororia | Downy blue violet | n | F | V | R | V | |
| Vitaceae | Ampelopsis cordata | Raccoon grape | n | F | V | R | V |
| Parthenocissus inserta | Woodbine | n | F | R | |||
| Parthenocissus quinquefolia | Virginia creeper | n | F | V | R | V | |
| Vitis aestivalis | Pigeon grape | n | F | V | |||
| Vitis cinerea | Graybark grape | n | F | V | R | ||
| Vitis riparia | Riverbank grape | n | F | V | R | V | |
| Vitis vulpina | Winter grape | n | F | V | R | ||