You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Spruce Point Peninsula ca. 1.5 mi SE of Boothbay Harbor, Bog on interior southeast part of Peninsula tip Remove constraint Place: Spruce Point Peninsula ca. 1.5 mi SE of Boothbay Harbor, Bog on interior southeast part of Peninsula tip Topic Sphagnales Remove constraint Topic: Sphagnales