You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Rattlesnake Valley, 5 miles north of Missoula Remove constraint Place: Rattlesnake Valley, 5 miles north of Missoula Topic Agrostis Remove constraint Topic: Agrostis Topic Plantae Remove constraint Topic: Plantae Topic Poaceae Remove constraint Topic: Poaceae Type still image Remove constraint Type: still image