You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place South side of Mount Rogers, along dirt road branching east from Route 60 throgh Elk Garden, 0.7 miles east of Route 600 and ca. 800 ft. south of Smyth-grayson counties line Remove constraint Place: South side of Mount Rogers, along dirt road branching east from Route 60 throgh Elk Garden, 0.7 miles east of Route 600 and ca. 800 ft. south of Smyth-grayson counties line Topic Botrychium Remove constraint Topic: Botrychium