Globose papillate sporangia of Phytophthora arenaria on V8 agar flooded with soil extract. (Scale bar = 20 μm)
Photo Gallery
P. arenaria sporangia |
P. cactorum bleeding canker Bleeding canker on European beech (Fagus sylvatica) |
P. cinnamomi on Banksia Dead and dying Banksia, Western Australia |
P. austrocedrae - sporangia Sporangium with distorted shape, photo from Q-bank, used with permission. |
P. cactorum colony morphology on V8 Colony morphology on V8 at 14 days |
P. megasperma colony morphology on PDA Colony morphology on PDA at 7 days |
P. ramorum bleeding canker Bark cracks with black ooze in coast live oak, a symptom of P. ramorum canker. |
P. cinnamomi on Jarrah Dieback in Jarrah, Western Australia |
P. frigida symptoms 1 Symptoms of gummosis on black wattle |
P. cactorum sporangia Broadly ovoid, papillate sporangia in water. |
P. kernoviae oogonia Oogonium with amphigynous antheridia, photo from Q-bank, used with permission |
P. austrocedrae necrotic lesion in phloem P. austrocedrae - necrotic lesion in phloem |