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 52.
Rubra superba. (Richardson, 1871.) 7.2 (Sym. 1921). Crimson. Discarded.
RUBRA SUPERBA (Richardson, 1871) - Double - Red - DISCARDED. 1961 Wild catalog: Very late, rich brilliant crimson shading to violet, very large and double. M.
