Field notebook : Wyoming and Colorado
Page 69
Image from the Biodiversity Heritage Library. Contributed by Harvard University Botany Libraries. | www.biodiversitylibrary.org
Transcription
Ulmus americana Quercus Fraxinus Populus Juglans Acer Elaeagnus Pinus Tilia gleditsia Platanus Robinia Salix nigra Carya aquatica