Ova on buckthorn leaf

Ova on buckthorn leaf

Observation - Ova on buckthorn leaf - UK and Ireland. Description: Cluster of white cylindrical ova on underside of buckthorn leaf Black spot at tip of each one Have had brimstone earlier but don't think these ones are

Cluster of white cylindrical ova on underside of buckthorn leaf
Black spot at tip of each one

Have had brimstone earlier but don't think these ones are