urediospore

Variant of uredospore

noun

Bot. a thin-walled, red, summer spore of a rust fungus, produced usually on the leaves or stems of grasses and capable of reinfecting other grasses of the same species

Origin: L uredo (see uredo) + spore

Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.
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