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The Columbian lewisia (Lewisia columbiana var. rupicola) belongs to Portulaceae (the Purslane family). It is a perennial herb that is found in the northwestern United States, in the Olympic Mountains and Mount Renier in Washington, and in Clatsop County, Oregon. This herb grows on the slopes of rocky area with an altitude of 800 to 1700 m and can reach a height of 15 to 23 cm. The leaves at the base are fleshy, linear and form in rosette, with usually no cauline leaves. From May to August, the flower stalks are extended and the pale pink to magenta flowers come in bloom.
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