No interactions present.
but variety, subspecies are geographically replacing whereas the varieties of V. bombylans are found together.
To be honest, I just used the option which iSpot gives, without checking carefully enough. Of course you are right.
iSpot needs correcting for that, then.
My Flickr photos...
Lat/Lng: 53.938181453516, -0.85672974586487
OS grid ref: SE751497