| phytophthora aquimorbida sp. nov. and phytophthora taxon 'aquatilis' recovered from irrigation reservoirs and a stream in virginia, usa. | two distinct subgroups (l2 and a(-2)) were recovered from irrigation reservoirs and a stream in virginia, usa. after molecular, morphological and physiological examinations, the l2 subgroup was named phytophthora aquimorbida and the a(-2) designated as phytophthora taxon 'aquatilis'. both taxa are homothallic. p. aquimorbida is characterized by its noncaducous and nonpapillate sporangia, catenulate and radiating hyphal swellings and thick-walled plerotic oospores formed in globose oogonia mostly ... | 2012 | 22492404 |