You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Bonanza Mine, about Hector's Ranch Quitman Mts., 12 mi. W. of Sierra Blanca Remove constraint Place: Bonanza Mine, about Hector's Ranch Quitman Mts., 12 mi. W. of Sierra Blanca Place Texas Remove constraint Place: Texas Topic Plantae Remove constraint Topic: Plantae Topic Polypodiales Remove constraint Topic: Polypodiales Topic Pteridaceae Remove constraint Topic: Pteridaceae Type still image Remove constraint Type: still image