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Search Issues: Update 2026-09-16 - Repairs to some of our search pages are ongoing. Thank you for your continued patience!
Meanwhile, elements of the Advanced Search are working and the Alphabetical Listings are working, too.
a tree-covered mountain plain; a "flat surface between the mountains" (citing Sahagún)
“Soils associated with mountain valleys or passes are suggested by a passage in Sahagún (1963, p. 262) that describes a tree-covered mountain plain as a ‘flat surface between the mountains,’ iixtepetl itzalan.” (p. 57)