Marble Galls - from Andricus kollari, just about the commonest such species which nearly always lays its eggs on oak, so was this an oak sapling, it isn't obvious from the photo?Malcolm
Marble Galls - from Andricus kollari, just about the commonest such species which nearly always lays its eggs on oak, so was this an oak sapling, it isn't obvious from the photo?
ReplyDeleteMalcolm