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    Root Rot (3)

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Oomycetes

Kingdom: Chromista
Phylum: Oomycota
Class: Oomycetes
Remove Filters: Field(X) Trees(X) Portrait(X)
29 Images of 5 Subjects View Subject List View Image Details View Thumbnails

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Image Subject Name Scientific Name Description
5479917 Phytophthora root rot Phytophthora cinnamomi DiebackCultivar is 'Densa' 
5479918 Phytophthora root rot Phytophthora cinnamomi Blackening of stem near base of plantCultivar is 'Densa' 
5479919 Phytophthora root rot Phytophthora cinnamomi Blackening of stem near base of plantCultivar is 'Densa' 
1427102 sudden oak death Phytophthora ramorum Bark cracks and bleeding on coast live oak.
1427033 sudden oak death Phytophthora ramorum
1427030 sudden oak death Phytophthora ramorum
4822078 Phytophthora basal canker Phytophthora palmivora Droplets of discolored sap exuding from infected bark tissues.
4822082 Phytophthora basal canker Phytophthora palmivora canker initially 30 inches off ground, 6 months later - 11 feet off ground as infection progresses into tree stem and scaffold branches
4822077 Phytophthora basal canker Phytophthora palmivora Basal canker (6 feet off the ground) with dark staining and discoloration of infected bark. Naples, Florida, USA
1427053 sudden oak death Phytophthora ramorum Tip symptoms on tanoak seedling, caused by P. ramorum.
1427018 sudden oak death Phytophthora ramorum Big Sur, California
1427017 sudden oak death Phytophthora ramorum Big Sur, California
1427090 sudden oak death Phytophthora ramorum Tanoak dying from P. ramorum infection, Muir Woods State Park, CA.
5430477 Phytophthora root rot Phytophthora cactorum Close-up of bleeding canker on a beech trunk.
4822080 Phytophthora basal canker Phytophthora palmivora Distinctive coffee-brown or dark rusty reddish-brown to black discoloration of bark.
4822079 Phytophthora basal canker Phytophthora palmivora zone line between infected vs. uninfected bark
5373290 Phytophthora basal canker Phytophthora palmivora
5260092 Phytophthora root rot Phytophthora cinnamomi
1501064 Phytophthora root rot Phytophthora cinnamomi Littleleaf disease; crown thinning + healthy
1501069 Phytophthora root rot Phytophthora cinnamomi Littleleaf disease
1501070 Phytophthora root rot Phytophthora cinnamomi Littleleaf disease
1501071 Phytophthora root rot Phytophthora cinnamomi Littleleaf disease; crown thinning
1501072 Phytophthora root rot Phytophthora cinnamomi Littleleaf disease
1501074 Phytophthora root rot Phytophthora cinnamomi Littleleaf disease
5110059 Phytophthora kernoviae Phytophthora kernoviae necrosis of rhododendron leaves
5110020 Phytophthora kernoviae Phytophthora kernoviae external lesion; 14 November 2003
5110021 Phytophthora kernoviae Phytophthora kernoviae lesion on trunk
5110022 Phytophthora kernoviae Phytophthora kernoviae bleeding lesion on trunk
5110053 Phytophthora kernoviae Phytophthora kernoviae

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