Looping hyphae commonly seen with P. tentaculata on PARP media
Photo Gallery
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P. tentaculata hyphae  |
P. tentaculata disease symptoms on sticky monkey flower  Crown and root rot (left) on sticky monkey flower (Diplacus aurantiacus) compared with a control (right) |
P. tentaculata sporangium  Papillate sporangium of P. tentaculata with an elongated neck or beak. |
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P. tentaculata oogonia and antheridia  Oospores and oogonia with mostly paragynous but some amphigynous antheridia of P. tentaculata |
P. tentaculata disease symptoms on California mugwort  Outplanted California mugwort (Artemisia douglasiana) infected with P. tentaculata, 4.5 years after planting. Plant shows stunting and chlorosis. (P. cryptogea and P. lacustris were also baited from roots/soil of this plant). |
P. tentaculata oospores and antheridia  Paragynous antheridium attached to oogonium with oospore |
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P. tentaculata sporangium  Papillate sporangium of P. tentaculata |
P. tentaculata microscopic characteristics  Hyphal swellings occuring at branching points of Mycelium (A), Intercalary hyphal swellings (B), Chlamydospore (C ), Sporangia (D) |
P. tentaculata disease symptoms on California mugwort  Nursery grown California mugwort plant (Artemisia douglasiana) infected with P. tentaculata and exhibiting severe root and crown rot |
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P. tentaculata chlamydospore  Terminal chlamydospore of P. tentaculata |
P. tentaculata chlamydospore  P. tentaculata chlamydospore with short hyphal projection |
P. tentaculata sporangium  Papillate sporangium of P. tentaculata |