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rock flower

American

noun

any shrub of the genus Crossosoma, native to the arid regions of the southwestern U.S., having thick, narrow leaves and solitary flowers.

Etymology

Origin of rock flower

First recorded in 1810–20

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.