P. chlamydospora sporangium
Photo Gallery
Phytophthora chlamydospora sporangium in water. Bar is 20µm. |
Phytophthora cactorum disease symptoms on English walnut Mortality of Juglans regia caused by Phytophthora cactorum. |
P. boehmeriae oogonium Oogonia and oospores with amphigynous antheridia |
P. pluvialis on Pinus radiata in New Zealand Typical red needle cast symptoms along a twig. Lesions begin at the base of the needle which subsequently turns brown and is cast from the twig. |
P. pseudotsugae colony morphology on V8 P. pseudotsugae colony growth on V8 agar |
P. pseudosyringae oogonium Oogonium with paragynous antheridium in agar |
P. cambivora oogonium P. cambivora oogonium with antheridium |
P. ramorum sporangium P. ramorum sporangium |
P. pinifolia on Pinus radiata Pinus radiata, note Stem canker associated with necrotic needles. |
P. alni oogonia Smooth-walled oogonium of P. alni (Swedish variant) with oospore and amphigynous antheridium. |
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. nicotianae oogonia P. nicotianae oogonia 100x. Photo from Q-bank: www.q-bank.eu, Henk Brouwer (CBS-KNAW, Utrecht, The Netherlands) |