Forest Research, United Kingdom Forestry Commission, Bugwood.org
external lesion; 14 November 2003
Forest Research, United Kingdom Forestry Commission, Bugwood.org
bleeding lesion on trunk
Forest Research, United Kingdom Forestry Commission, Bugwood.org
wilting of infected rhododendron
Central Science Laboratory , Crown Copyright, Bugwood.org
necrotic lesion on stem
Central Science Laboratory , Crown Copyright, Bugwood.org
necrotic lesion on foliage
Susan Kirk, Forest Research, Bugwood.org
Mycol.Res 109, 853-859; Figs 18-22. Regular, ovoid limoniform sporangia. Figs 23-26. Asymmetrical or ‘mouse-shaped’ sporangia. Bar=10 mm.
Susan Kirk, Forest Research, Bugwood.org
Mycol.Res 109, 853-859; Representative oogonia, antheridia and thick walled plerotic oospores of Phytophthora kernoviae. Compare oogonia with tapered bases (Figs 10-14, 16) with those without this feature (Figs 9, 15, 17). Bar=10 mm.
![Organism grown on P5ARP[H] medium (Jeffers SN and Martin SB (1986) Comparison of two media selective for Phytophthora and Pythium sp. Plant disease 70, 1038-1043). Note earlier spelling of organism prior to publication of official name.](https://bugwoodcloud.org/images/192x128/5110058.jpg "Central Science Laboratory , Crown Copyright, Bugwood.org")
Central Science Laboratory , Crown Copyright, Bugwood.org
Organism grown on P5ARP[H] medium (Jeffers SN and Martin SB (1986) Comparison of two media selective for Phytophthora and Pythium sp. Plant disease 70, 1038-1043). Note earlier spelling of organism prior to publication of official name.