You searched for: Place Oaxaca Remove constraint Place: Oaxaca Place Valley of the Yelagago River, ca. 20 mi. n.e. of Villa Alta. Between Hallberg rance and river to the south. Remove constraint Place: Valley of the Yelagago River, ca. 20 mi. n.e. of Villa Alta. Between Hallberg rance and river to the south. Topic Hymenophyllaceae Remove constraint Topic: Hymenophyllaceae Topic Hymenophyllum Remove constraint Topic: Hymenophyllum Topic Polypodiopsida Remove constraint Topic: Polypodiopsida Type still image Remove constraint Type: still image