See Also: urediniospore(dictionary)

urediniospore (iou)



urediniospore noun. E20.
[from UREDINIUM + -O- + SPORE. Cf. UREDIOSPORE, UREDOSPORE.]
Mycology. In the life cycle of a rust fungus, any of the one-celled, freq. reddish, spores which develop on a host plant in the summer and are rapidly spread by the wind to infect other plants. Cf. TELIOSPORE.