A leaflike or scalelike plant part, usually small, sometimes showy or brightly colored, and located just below a flower, a flower stalk, or an inflorescence.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "bract" in a sentence
"A bract is a modified leaf at the base of a flower, and is often more showy than the flower itself - the red bracts of poinsettias are another example."
"Some varieties, such as the fishpole heliconia, have bract clusters that dangle."
"Photographed in Mexico, the fishpole heliconia has bract clusters that dangle."