Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
Helicaceae
25. Sisyrinchium angustifolium
Blue-Eyed Grass.
Salicaceae
26. Populus deltoides - Cottonwood
27. " trilulodes - Aspen.
Ulmaceae -
28. Ulmus americana - American Elm.