[Wikipedia] Range, Habitat: Lewisia kelloggii is a species of flowering plant in the family Montiaceae known by the common name Kellogg's lewisia. It is endemic to the Sierra Nevada of California, where it is known from several sites high in the mountains. It grows in rocky mountain habitat in granite and slate substrates. (link added by Mary Ann Machi)

[fs.usda.gov] Habit: Although this plant is perennial and showy during its flowering period in late June, it shrivels up and disappears by late July until the next spring season. (link added by Mary Ann Machi)