'California bluebell' definitions:

Definition of 'California bluebell'

(from WordNet)
noun
Desert plant of southern California with blue or violet tubular flowers in terminal racemes [syn: California bluebell, whitlavia, Phacelia minor, Phacelia whitlavia]
noun
Annual of southern California with intricately branched stems and lax cymes of aromatic deep blue bell-shaped flowers [syn: California bluebell, Phacelia campanularia]