P. pluvialis hyphal swellings on agar
Photo Gallery
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P. pluvialis hyphal swellings  |
P. alni oogonia  Smooth-walled oogonium of P. alni (Swedish variant) with oospore and amphigynous antheridium. |
Port Orford cedar seedlings  Raised beds for testing disease resistance of Port-Orford-cedar seedlings at the Dorena Genetic Resource Center |
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P. pinifolia coenocytic hyphae  Coenocytic hyphae (from Duran et al. 2008). Scale bar = 20 μm. |
Growth of P. megakarya on V8 agar  Growth of P. megakarya on V8 agar |
P. pluvialis on Pinus radiata  A Pinus radiata needle showing black resinous bands or marks consistent with the presence of red needle cast disease. |
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Tāne Mahuta “Lord of the Forest” kauri tree  Tāne Mahuta “Lord of the Forest” is a giant kauri tree (approximately 47 metres in height) in the Waipoua Forest of Northland Region, New Zealand. Its age is unknown but is estimated to be between 1,250 and 2,500 years |
P. agathidicida growth on MEA  Diffuse, non-patterned, colony morphology of ICMP 16471 (the original “Gadgil isolate”) after 10-days incubation at 20°C in the dark |
Comparative gametangial morphology of Phytophthora Clade 5 species  Comparative gametangial morphology of Phytophthora Clade 5 species, with SEM (top) and light microscopy (bottom). P. heveae has smooth walled oogonia with funnel-shaped, amphigynous antheridia. P. agathidicida has mildly stipulate oogonia with globose amphigynous antheridia. P.cocois has mildly bullate oogonia with reflexed amphigynous antheridia. P. castaneae has coarsely bullate oogonium with rugose protuberances and narrow amphigynous antheridia (Weir et al. 2015). |
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P. nemorosa sporangia  Ovoid, semi-papillate sporangia showing sympodial development of sporangiophore |
P. cambivora tar spots  Tar spots on European beech (Fagus sylvatica) with bark removed. Lesse, Germany |
P. pseudosyringae sporangium  Ovoid, semipapillate sporangia showing medium length pedicel |