You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place ca. 4 km SW of Avonmore at UTM 046983, Roxborough Twp. Remove constraint Place: ca. 4 km SW of Avonmore at UTM 046983, Roxborough Twp. Topic Osmundaceae Remove constraint Topic: Osmundaceae Topic Osmundales Remove constraint Topic: Osmundales Topic Osmundastrum Remove constraint Topic: Osmundastrum Topic Polypodiopsida Remove constraint Topic: Polypodiopsida Type still image Remove constraint Type: still image