Moss people
The moss people or moss folk (German: Moosleute, "moss folk", wilde Leute, "wild folk"), also referred to as the wood people or wood folk (Holzleute, "wood folk") or forest folk (Waldleute, "forest-folk"), are a class of fairy-folk, variously compared to dwarfs, elves, or spirits, described in German folklore as having an intimate connection to trees and the forest.
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