sourceTaxonName: Phytophthora cactorum
targetTaxonName: Rhododendron sp.
localityName: Germany
referenceCitation: Nirenberg, H.I., Gerlach, W.F., and Grafenhan, T.. 2009. %Phytophthora% X %pelgrandis%, a new natural hybrid pathogenic to %Pelargonium grandiflorum% hort. Mycologia 101 (2):220-231