Paeonia arborea, baumartige Paeonien. Eine Auswahl besonders feiner gefüllter Sorten:
PEONIES, The Manual of the American Peony Society, ed. by James Boyd, Copyright 1928 by American Peony Society: Tree Peony Check-list.
Vandermaelen, Etablissment Geographique de Bruxelles, about 1836.
Triomphe de Flandres. See Triomphe de Vandermaelen.
Triomphe de Vandermaelen. Syn. Triomphe de Flandres. Double (Vandermaelen, 1867.) offered by Lemoine 1887; Van Houtte 1873; Dessert 1899; Krelage 1867; Old Farm Nursery 1924; Paillet 1889. (Presumed to be in commerce, 1927.)
Van der Maeli. Double (Vandermaelen, 1853.) offered by Goos & Koenemann 1907; Leroy 1853; Dessert 1905; Van Houtte 1873; Krelage 1867; Haage & Schmidt 1864.
