Exterior, Concrete Siding Material, House Building Type, Wood Siding Material, and Flat RoofLine Created as the centerpiece of LA’s Barnsdall Art Park, the Hollyhock House (constructed 1918-1921) served as the personal residence for oil heiress Aline Barnsdall, who wanted her favorite flower, the hollyhock, incorporated into the home’s design. Although the Hollyhock House was completed just eleven years after the Robie House, the building is strikingly different from his Prairie School Style from the previous decade. 
  Photos from 8 Frank Lloyd Wright Buildings Inducted Into the UNESCO World Heritage List

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Created as the centerpiece of LA’s Barnsdall Art Park, the Hollyhock House (constructed 1918-1921) served as the personal residence for oil heiress Aline Barnsdall, who wanted her favorite flower, the hollyhock, incorporated into the home’s design. Although the Hollyhock House was completed just eleven years after the Robie House, the building is strikingly different from his Prairie School Style from the previous decade.