Source : WordNet®

California bluebell
     n 1: desert plant of southern California with blue or violet
          tubular flowers in terminal racemes [syn: {whitlavia}, {Phacelia
          minor}, {Phacelia whitlavia}]
     2: annual of southern California with intricately branched
        stems and lax cymes of aromatic deep blue bell-shaped
        flowers [syn: {Phacelia campanularia}]