- CGN: 1993 observations on 1270 acc. as download and combined for online search
- SolRgene database (temporarily unavailable at www.plantbreeding.wur.nl/SolRgenes/index.php) incl. observations from CBSG & Parapluplan projects. Many genotypes in-vitro available
- GRIN: data on 851 acc (some overlapping): relevant webpage
- GLKS (IPK): data on 1075 acc. and VIR: data on 356 acc. not yet on-line, but downloadable in a combined data set of the European potato genebanks
- CPC collection: 371 accessions with late blight resistance data (select late blight ).
- Potato Late Blight Network For Europe EUCABLIGHT , data on varieties and screening protocols
- the British Potato Varieties Database, select Resistance to ...
- varieties in the Netherlands NIVAP
- French catalogue, criteria, select: Résistance au mildiou du feuillage
- the European Cultivar Potato Database 3850 clones/cultivars with resistance data
- Neiker: >100 observations in downloadable data set (varieties)
- 53 clones at NordGen
- CIP advanced clones with resistance data . See also the catalogue of CIP potato varieties .
Pathotype occurrence data
- Euroblight.net, incl. sampling sites and late blight genotype maps