The purple flowers of the cleome plant also known as the spider flower.
cleome definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
any of a large genus (Cleome) of mostly tropical plants of the caper family, with white, pink, yellow, green, or purple flowers having stalked petals and long stamens; spider flower
Origin: Modern Latin
cleome definition by American Heritage Dictionary
Any of various often strong-smelling plants of the genus Cleome, native chiefly to warm regions and including several ornamentals. Also called spider flower.
Origin: New Latin Cleome, genus name.