Subjects affecting coast live oak (Quercus agrifolia)
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Image Subject Name Scientific Name Description
1427068 sudden oak death Phytophthora ramorum Dried ooze caused by bleeding from P. ramorum infection on coast live oak.
1427054 sudden oak death Phytophthora ramorum Canker and zone lines caused by P. ramorum.
1427095 sudden oak death Phytophthora ramorum Coast live oak mortality from P. ramorum infection at China Camp State Park, CA.
1427071 sudden oak death Phytophthora ramorum Coast live oak dying from P. ramorum infection, China Camp State Park, CA.
1427034 sudden oak death Phytophthora ramorum
1427110 sudden oak death Phytophthora ramorum
1427083 sudden oak death Phytophthora ramorum Zone lines of P. ramorum on coast live oak.
1427112 sudden oak death Phytophthora ramorum
1427113 sudden oak death Phytophthora ramorum
1427094 sudden oak death Phytophthora ramorum Coast live oak dying from P. ramorum infection.
1427069 sudden oak death Phytophthora ramorum Signs of bleeding caused by P. ramorum infection on lichen-covered bark of coast live oak.
1427070 sudden oak death Phytophthora ramorum Residual signs of bleeding caused by P. ramorum infection on bark surface lichens.
1427086 sudden oak death Phytophthora ramorum Coast live oak dying from P. ramorum infection.
1427064 sudden oak death Phytophthora ramorum Coast live oak dying from P. ramorum infection.
5122006 kermes scale Allokermes essigii
5122007 kermes scale Allokermes essigii
5122008 kermes scale Allokermes essigii
1427072 sudden oak death Phytophthora ramorum Coast live oak infected with P. ramorum.
1427105 sudden oak death Phytophthora ramorum Symptom progression on coast live oaks, from wilting to dead.
5041040 sudden oak death Phytophthora ramorum Symptoms on coast live oak
5041042 sudden oak death Phytophthora ramorum Symptoms on coast live oak
5046052 sudden oak death Phytophthora ramorum Dark discoloration of inner bark
5046056 sudden oak death Phytophthora ramorum Crown symptoms
5044026 sudden oak death Phytophthora ramorum Coast live oak killed by P. ramorum.
5043084 sudden oak death Phytophthora ramorum site of extensive ramorum canker on oak.
5043085 sudden oak death Phytophthora ramorum Sudden oak death (ramorum canker) symptoms on coast live oak
5043086 sudden oak death Phytophthora ramorum Sudden oak death (ramorum canker) symptoms on coast live oak
5043087 sudden oak death Phytophthora ramorum Sudden oak death (ramorum canker) symptoms on coast live oak
5043090 sudden oak death Phytophthora ramorum Sudden oak death symptoms on coast live oak in California.
5043093 sudden oak death Phytophthora ramorum Sudden oak death (ramorum canker) symptoms on coast live oak
5038022 sudden oak death Phytophthora ramorum Sudden oak death (ramorum canker) symptoms on coast live oak
5038023 sudden oak death Phytophthora ramorum Sudden oak death (ramorum canker) symptoms on coast live oak
1427066 Hypoxylon canker Annulohypoxylon thouarsianum var. thouarsianum Showing Hypoxylon thouarsianum, a sapwood decay fungus that is also commonly isolated from Sudden Oak Death - affected oak trees, although it is also found on trees not affected by SOD. The presence of the half-dome-shaped fruiting bodies are indicative of advanced stages of SOD. Newly formed fruiting bodies are olive greenish or shiny black and release powdery green spores upon contact. Older fruiting bodies are dull black.
1427067 sudden oak death Phytophthora ramorum bleeding canker
5121079 pit scale Mycetococcus ehrhorni Collector: Reeves/Harris Date of photograph or collection: 03/30/1981
5121081 pit scale Mycetococcus ehrhorni Collector: Reeves/Harris Date of photograph or collection:03/30/1981
5121082 pit scale Mycetococcus ehrhorni Collector: Reeves/Harris Date of photograph or collection: 03/30/1981
5121083 pit scale Mycetococcus ehrhorni Collector: Reeves/Harris Date of photograph or collection: 03/30/1981
5121084 pit scale Mycetococcus ehrhorni Collector: Reeves/Harris Date of photograph or collection: 03/30/1981
1427079 sudden oak death Phytophthora ramorum P. ramorum zone lines on coast live oak.
1427085 sudden oak death Phytophthora ramorum Bleeding on bark surface of coast live oak, caused by P. ramorum.
1427089 Hypoxylon canker Annulohypoxylon thouarsianum var. thouarsianum Sporocarps on coast live oak.
1427104 sudden oak death Phytophthora ramorum Zone lines of P. ramorum on coast live oak.
1427076 sudden oak death Phytophthora ramorum Coast live oak dying from P. ramorum infection.
1427055 sudden oak death Phytophthora ramorum P. ramorum zone lines on coast live oak.
1427056 sudden oak death Phytophthora ramorum Zone lines of P. ramorum on coast live oak.
1427058 sudden oak death Phytophthora ramorum P. ramorum zone lines on coast live oak.
1427059 sudden oak death Phytophthora ramorum P. ramorum zone lines on coast live oak.
1427060 sudden oak death Phytophthora ramorum P. ramorum zone lines on coast live oak.
1427061 sudden oak death Phytophthora ramorum Bleeding from P. ramorum canker on coast live oak.
1427062 sudden oak death Phytophthora ramorum Showing Hypoxylon thouarsianum, a sapwood decay fungus that is also commonly isolated from Sudden Oak Death - affected oak trees, although it is also found on trees not affected by SOD. The presence of the half-dome-shaped fruiting bodies are indicative of advanced stages of SOD. Newly formed fruiting bodies are olive greenish or shiny black and release powdery green spores upon contact. Older fruiting bodies are dull black.
1427063 sudden oak death Phytophthora ramorum Showing Hypoxylon thouarsianum, a sapwood decay fungus that is also commonly isolated from Sudden Oak Death - affected oak trees, although it is also found on trees not affected by SOD. The presence of the half-dome-shaped fruiting bodies are indicative of advanced stages of SOD. Newly formed fruiting bodies are olive greenish or shiny black and release powdery green spores upon contact. Older fruiting bodies are dull black.
1427031 sudden oak death Phytophthora ramorum zone lines
1427032 sudden oak death Phytophthora ramorum zone lines

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