Definition: A group of species that exploit the same food resources, and/or use the same feeding or foraging methods. http://en.wikipedia.org/wiki/Guild_(ecology)
Known occurrences, collected specimens and observations of Hyaloperonospora arabidis-alpinae (Gäum.) Göker, Riethm., Voglmayr, Weiss & Oberw. 2004. View this species on GBIF