Unusual or interesting records of plant pathogenic Oomycetes

The following records from the UK are discussed: Peronospora grisea on Hebe gauntlettii (forming oospores), H. elliptica x pimelioides cv. Carl Teschner and H. hulkeana ; Peronospora fragariae on Potentilla recta ; Peronospora hariotii on Buddleia davidii cv. Pink Delight and B. globosa ; Pythium tracheiphilum on Lactuca sativa . The following records from other countries are discussed: Phytophthora erythroseptica var. erythroseptica on Cymbidium sp. in Western Australia; Phytophthora palmivora on Zizyphus jujuba in Taiwan (a new record on this host); Plasmopara halstedii on Arctotis sp. in New Zealand (a new record of this species for Australasia).