Gymnosporangium clavipes Information on this pathogen which alternates between two host species, and photograph of it erupting from infected cedar tissue after rain. http://www.apsnet.org/online/Archive/2000/iw000013.asp Apsnet.org~Site InfoWhoisTrace RouteRBL Check
Puccinia graminis Image showing the two-celled teliospores of this species which causes stem rust of wheat. http://www.apsnet.org/online/Archive/2006/PUCCINIA.asp Apsnet.org~Site InfoWhoisTrace RouteRBL Check
Pucciniaceae Photographs of several species of Puccinia, Uromyces pisi-sativi and Uromyces dactylidis. http://popgen.unimaas.nl/~jlindsey/commanster/Mushrooms/Basidio/Pucciniaceae.html Unimaas.nl~Site InfoWhoisTrace RouteRBL Check