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a type of summer spore found in fungi of the order Uredinalis. Urediospores function chiefly in the reproduction and distribution of the fungi.

References in periodicals archive ?
Table 2--Percentage of germination (G) and reduce germination (RG) of urediospores of Phakopsora euvitis collected in 'Niagara Rosada" grape plants treated with fungicides at two, four and eight days after inoculation.
on the basis of artificial inoculation in 1998 to 2001 with a bulk of urediospores collected in eastern Montana from 1990 to 1996.
The longest well-documented single movement of urediospores in North America was at least 680 km, between two wheat-growing regions in Canada separated by forest, lakes, and tundra (Roelfs 1985).