Genus
Lewisia
Lewisia triphylla. Photo: (c) mhays, some rights reserved (CC BY-NC)
Lewisia is a plant genus, named for Meriwether Lewis who encountered the species in 1806. The native habitat of Lewisia species is north facing cliffs in the western part of North America. Local Native Americans ate the roots, which have also been used to treat sore throats.
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