Gymnosporangium juniperi-virginianae An illustrated article by Tom Volk on this rust fungus which is parasitic on the eastern red cedar and the apple tree, alternating between these two hosts. http://botit.botany.wisc.edu/toms_fungi/may99.html Wisc.edu~Site InfoWhoisTrace RouteRBL Check
Sphaerotheca spiraeae Photograph and information on this powdery mildew affecting a plant of Meadowsweet, Filipendula ulmaria. http://www-biol.paisley.ac.uk/bioref/Fungi_ascomycetes/Sphaerotheca_spiraeae.html Paisley.ac.uk~Site InfoWhoisTrace RouteRBL Check
Puccinia Two magnified images of the fruiting bodies of Puccinia species which grow as parasites on foliage. http://www.uoguelph.ca/~gbarron/MISC2007/may2007.htm Uoguelph.ca~Site InfoWhoisTrace RouteRBL Check