Sympodial sporangiophore with external proliferation
Photo Gallery
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P. austrocedrae - necrotic lesion in phloem  |
P. lateralis sporangia  |
P. siskiyouensis sporangium  P. siskiyouensis sporangium with lateral semi-papilla and subterminal, sub-basal insertion in the sporangiophore |
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P. katsurae sporangia  Papillate, non-caducous sporangia; photo used with permission from Q-bank |
P. kernoviae sporangia  Mycol.Res 109, 853-859; Figs 18-22. Regular, ovoid limoniform sporangia. Figs 23-26. Asymmetrical or sporangia |
P. pinifolia coenocytic hyphae  Coenocytic hyphae (from Duran et al. 2008). Scale bar = 20 μm. |
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P. pinifolia hyphal growth  P. pinifolia pathogen growing from infected needle on selective agar |
P. cinnamomi sporangium  P. cinnamomi sporangium |
P. pinifolia on Pinus radiata  Pinus radiata, note Stem canker associated with necrotic needles. |
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P. frigida symptoms 3  Black wattle bark with symptoms of gummosis |
P. austrocedrae - sporangia drawings  Phytophthora austrocedrae. Morphology of sporangia. Bar: 25 mm. Greslebin et al. 2007 |
P. katsurae oogonia  Oogonia with ornamentation |