You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Dto. Teotitlan, first half of trail from San Martin Cabellero to Tenango. Remove constraint Place: Dto. Teotitlan, first half of trail from San Martin Cabellero to Tenango. Place Mexico Remove constraint Place: Mexico Place Oaxaca Remove constraint Place: Oaxaca Topic Polypodiopsida Remove constraint Topic: Polypodiopsida Type still image Remove constraint Type: still image