Dictionary
Cal'ifor'nia blue'bell
1. either of two plants,
Phacelia campanularia or
P. minor, of southern California, having ovate leaves and bell-shaped blue or purple flowers.
2. a plant,
Campanula prenanthoides, of California and Oregon, having clusters of pale-blue flowers.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.