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).
Photo Gallery
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P. tentaculata disease symptoms on California mugwort  |
P. tentaculata oogonia and antheridia  Oospores and oogonia with mostly paragynous but some amphigynous antheridia of P. tentaculata |
P. tentaculata sporangium  Papillate sporangium of P. tentaculata with an elongated neck or beak. |