The Rigida is generally described as a perennial shrub or subshrub or forb/herb. This is not native to the U.S. (United States) .

Plant Basics
General Type Shrub, Subshrub, Forb/herb
Growth Duration Perennial
Plant Nativity Cultivated, or not in the U.S.

Source: USDA, NRCS, PLANTS Database, plants.usda.gov.
National Plant Data Center, Baton Rouge, LA 70874-4490 USA