No interactions present.
I don't think it is possible to say more than R. canina agg. at this time of year. R. dumalis seesm to be either of the 2 you mention. iSpot's uncertainty is understandable. You need fruits and a view of the stigmas and stylar disc to ID them.
OK. Thanks, Graeme.
University of Edinburgh and Biodiversity Observatory (OU)
Lat/Lng: 56.583763888889, 16.566930555556