accepted name (2005):

P. lactiflora Pallas

1946

reference of Stern:

33. P.lactiflora Pallas, Reise, 3, 286 (1776).Syn. ....P.Reevesiana (Paxt.) London, Hort. Brit. Ed. Nov. Suppl. 601 (1850). ........

Paeonia lactiflora 'Reevesiana'. Plant is found in the inventory list of year 2002, in the The National Botanic Gardens, Glasnevin, Ireland