origination:
Peonies, The Manual of the American Peony Society, edited by James Boyd © 1928 American Peony Society: [Check List of Chinese Peonies in Commerce] Double Peonies, page 41.
Madame d'Hour. (Calot, 1864.) 7.7 (Sym. 1921). Pink.
MME d'HOUR (Calot, 1864) - Double - Pink - Midseason.
Rivière (1995):
'Mme D'Hour' /Calot/1864
