“Women do not belong in the Canyon of the Colorado,” declared a famous river-runner in 1938. But 24-year-old botanist Lois Jotter would change his mind. Read this longform narrative in The Atavist Magazine of the adventures of  two female scientists who rafted the Colorado River in 1938, determined to make the first botanical survey of the Grand Canyon. (Photo credit University of Michigan Herbarium, Clover & Jotter collection – used with permission).