Fig. 5
From: Visualization of the impatiens downy mildew pathogen using fluorescence in situ hybridization (FISH)
Plasmopara obducens oospores and mycelia colonizing Impatiens walleriana tissues as visualized using probe labeled with Alexa595 fluorophore. a Oogonia and oospores within stem tissue; b adaxial leaf surface displaying localized areas of infection indicated by arrows; c two-dimensional image of mycelia (arrow) in the leaf mesophyll (h = haustoria). Scale bar: a = 20 µm; b = 2 mm; c = 50 µm