You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Chiapas Remove constraint Place: Chiapas Place Mexico Remove constraint Place: Mexico Place On the ridge above Siltepec on the road to Huixtla. Remove constraint Place: On the ridge above Siltepec on the road to Huixtla. Topic Lycopodiales Remove constraint Topic: Lycopodiales Topic Lycopodiopsida Remove constraint Topic: Lycopodiopsida