any of numerous plants belonging to the genus Phacelia, of the waterleaf family, chiefly of the western U.S. and Mexico, having clusters of violet, blue, or white flowers.
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How to use phacelia in a sentence
The name phacelia is from a Greek word signifying a fascicle, or bunch, and refers to the fascicled or clustered flower-racemes.The Wild Flowers of California: Their Names, Haunts, and Habits | Mary Elizabeth Parsons
It is needless to say that this is not a true heliotrope, but belongs to the closely allied genus, phacelia.The Wild Flowers of California: Their Names, Haunts, and Habits | Mary Elizabeth Parsons
British Dictionary definitions for phacelia
any plant of the mostly annual American genus Phacelia, esp P. campanularia, grown for its large, deep blue bell flowers: family Hydrophyllaceae
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012