You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Alonso Treviño; Monclova; 25 mi SW of Sabinas Remove constraint Place: Alonso Treviño; Monclova; 25 mi SW of Sabinas Place Coahuila Remove constraint Place: Coahuila Topic Poaceae Remove constraint Topic: Poaceae Topic Poales Remove constraint Topic: Poales