You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Language UND Remove constraint Language: UND Place Mexico Remove constraint Place: Mexico Place San Francisco de las Flores (El Ranchito); 9 mi nw OF Sombrerete on eastern bajada of Sierra Papanton Remove constraint Place: San Francisco de las Flores (El Ranchito); 9 mi nw OF Sombrerete on eastern bajada of Sierra Papanton Place Zacatecas Remove constraint Place: Zacatecas Topic Eragrostis Remove constraint Topic: Eragrostis Topic Plantae Remove constraint Topic: Plantae Topic Poales Remove constraint Topic: Poales