Dead needles on lower side of P. radiata branch.
Photo Gallery
P. pinifolia on Pinus radiata |
P. cinnamomi colony morphology on V8 P. cinnamomi colony growth on V8 at 14 days |
P. pseudotsugae amphigynous oogonium P. pseudotsugae oogonium with amphigynous antheridia |
P. pseudosyringae colony morphology on V8 Colony morphology on V8 at 14 days |
P. siskiyouensis canker on Italian alder Bleeding canker at the base of a tree and a sprinkler emitter (arrow) adjacent to the trunk |
P. palmivora sporangia, chlamydospores, hyphae Sporangia (sporangiospores), chlamydospores, and hyphae stained with Cotton Blue |
P. ramorum leaf symptoms on tan oak Tip symptoms on tanoak seedling (Notholithocarpus densiflorus). |
P. nicotianae colony morphology on PDA Phytophthora nicotianae CBS 321.49 PDA after 7 days at 24 degrees. Photo from Q-bank: www.q-bank.eu, Henk Brouwer (CBS-KNAW, Utrecht, The Netherlands) |
P. katsurae growth morphology on β-CMA Growth morphology at 7 days on β-CMA |
P. pluvialis symptoms on Douglas-fir Red needle cast symptoms on Douglas-fir in western Oregon, 2015 |
P. cambivora coralloid irregular hyphae Coralloid irregular hyphae |
P. lateralis colony morphology on PDA Growth morphology on PDA of Phytophthora lateralis |