You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Above the river (a tributary of Río Cihuatlán) ca. 11 miles north of bridge of Río Cihuatlán on road from Santiago, Colima, to Durazno. Remove constraint Place: Above the river (a tributary of Río Cihuatlán) ca. 11 miles north of bridge of Río Cihuatlán on road from Santiago, Colima, to Durazno. Topic Lycopodiopsida Remove constraint Topic: Lycopodiopsida