[yoo-ree-dee-uh-spawr, -spohr] 
| the spore of the rust fungi that appears between the aeciospore and the teliospore, commonly the summer spore. |
| u·re·do·spore (yŏŏ-rē'də-spôr', -spōr') n. A reddish spore that is produced in the uredinium of a rust fungus and that spreads to and infects other host plants. [ured(inium) + spore.] |
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