what is lewisia
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.eriwether Lewis is credited with the first discovery by a European or American of Lewisia, which was known to the local Native Americans as bitterroot. Lewis discovered the specimen in 1806 at Lolo Creek, in the mountain range that became known as the Bitterroot Mountains.