Corallorhiza odontorhiza Nutt.

https://thekeep.eiu.edu/herbarium_specimens_byname/16623/thumbnail.jp

Lobelia siphilitica L.

https://thekeep.eiu.edu/herbarium_specimens_byname/16613/thumbnail.jp

Lemna minor L.

https://thekeep.eiu.edu/herbarium_specimens_byname/16616/thumbnail.jp

Xanthium strumarium L.

https://thekeep.eiu.edu/herbarium_specimens_byname/10544/thumbnail.jp

Cyperus acuminatus Torr. & Hook. ex Torr.

https://thekeep.eiu.edu/herbarium_specimens_byname/10545/thumbnail.jp

Cephalanthus occidentalis L.

https://thekeep.eiu.edu/herbarium_specimens_byname/16724/thumbnail.jp

Bidens connata Muhl. ex Willd.

https://thekeep.eiu.edu/herbarium_specimens_byname/10543/thumbnail.jp

Bidens cernua L.

https://thekeep.eiu.edu/herbarium_specimens_byname/16611/thumbnail.jp

Echinochloa muricata (Beauv.) Fern.

https://thekeep.eiu.edu/herbarium_specimens_byname/10549/thumbnail.jp