DCHP-1 Online
rock rose B.C. 
See 1958 quote.
- 1950 The Rock Rose, Sandhill Rose or Bitterroot (Lewisia rediviva), is also a well-known plant throughout arid regions. . . .
- 1958 . . . the Rock Rose or Bitterroot (Lewisia Rediviva) . . . is a low growing plant bearing a single beautiful shell-pink bloom close to the ground, which opens only in the sunlight.
- 1963 The rolling hills, cactus and rock roses . . . flooded the dry land with character and colour.
- 1950 The Rock Rose, Sandhill Rose or Bitterroot (Lewisia rediviva), is also a well-known plant throughout arid regions. . . .