You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Mark Twain National Forest, ca. 7.6 mi west of Rolla. At the rest stop area on the north side of 1-44,1.45 mi w of Phelps Co. Rd. T. Remove constraint Place: Mark Twain National Forest, ca. 7.6 mi west of Rolla. At the rest stop area on the north side of 1-44,1.45 mi w of Phelps Co. Rd. T. Topic Bryophyta Remove constraint Topic: Bryophyta