You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Gull Islands Isle Royale National Park T68N-R31W, Sec. 29-30, 48 15'N, 88 15'W, 6 km NE of Passage Island Remove constraint Place: Gull Islands Isle Royale National Park T68N-R31W, Sec. 29-30, 48 15'N, 88 15'W, 6 km NE of Passage Island Place Keweenaw Remove constraint Place: Keweenaw Place Michigan Remove constraint Place: Michigan Topic Caryophyllales Remove constraint Topic: Caryophyllales