Which Pappagallino ondulato breeds come in Ali grigie?

Club breed standards describe Ali grigie for the Pappagallino ondulato.

Pappagallino ondulato pattern

Ali grigie

Budgie mutation: gray wing markings instead of black, the body color diluted by about half.

2 Pappagallino ondulato breeds list Ali grigie. It is in a club standard for 2 breeds.

Breed	WBO	ABS	COM	BS UK
Pappagallino ondulato	Da standard (“Greywing”)	Da standard (“Greywing”)	Da standard (“All Greywings of the Green series; All Greywings of the Blue series (inc. Yellowfaces)”)	Da standard (“GREYWING”)
Pappagallino ondulatoAli grigie	Da standard (“Greywing”)	Da standard (“Greywing”)	Da standard (“All Greywings of the Green series; All Greywings of the Blue series (inc. Yellowfaces)”)	Da standard (“GREYWING”)