One of the most ecologically and culturally significant trees in Colorado, the plains cottonwood (Populus deltoides monilifera) thrives near rivers and riparian areas throughout the state. It is one of the only tree species to grow on Colorado’s Great…

Teenokuhu (ca. 1822–81), known to English speakers as “Friday” or “Friday Fitzpatrick,” was a nineteenth-century Northern Arapaho leader. As a boy, Teenokuhu (Arapaho for “sits meekly”) was separated from his band and adopted by Thomas Fitzpatrick, a…