You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Aguascalientes Remove constraint Place: Aguascalientes Place Calvillo Remove constraint Place: Calvillo Place Road to Calvillo, 18 miles west of Aguascalientes Remove constraint Place: Road to Calvillo, 18 miles west of Aguascalientes Topic Asteraceae Remove constraint Topic: Asteraceae Topic Magnoliopsida Remove constraint Topic: Magnoliopsida Type still image Remove constraint Type: still image