Reference citation: Cook, R.T.A., & Henricot, B., Henrici, A. & Beales, P.. 2006. Morphological and phylogenetic comparisons amongst powdery mildews on Catalpa in the UK. Mycological Research. Vol Vol 110 (6). pp 672-685
Source citation: Food Webs and Species Interactions in the Biodiversity of UK and Ireland (Online). 2017. Data provided by Malcolm Storey. Also available from http://bioinfo.org.uk.
