Hybrid suffruticosa, Tree peony.  Deep pink, purple flares.  Mild fragrance.  Medium, semi-double, rose bloom form.  Midseason.  USDA zone 2a and warmer.  Height of 5' to 7' (150 to 215 cm).  Width of 3' (90 cm). Unknown Chinese Breeder(s) (1969).

8 favorite votes.  

Hybrid lactiflora.  Deep pink, white center, rose-pink shading.  Moderate fragrance.  Double bloom form.  Mid-to-late.  Height of up to 35" (up to 90 cm).   Kelway (and Son).

8 favorite votes.  

Hybrid lactiflora.  Crimson - purple.  Moderate fragrance.  Very full bloom form.  Height of up to 3' (up to 90 cm).   Louis-Joseph-Ghislain Parmentier (1850).

7 favorite votes.  

Hybrid / Species crosses.  White, yellow center.  Large, single bloom form.  USDA zone 2a and warmer.  Height of up to 3' (up to 90 cm).   Prof. Arthur Percy Saunders (1950).

7 favorite votes.  

Hybrid suffruticosa, Tree peony.  White.  Mild fragrance.  Semi-double bloom form.  Early.  USDA zone 2a and warmer.  

7 favorite votes.  

Hybrid suffruticosa.   Auguste Dessert (1902).

7 favorite votes.  

Hybrid lactiflora.  Dark red.  Single bloom form.  Midseason.   Berneche (1924).

7 favorite votes.  

Hybrid lactiflora.   Julian L. Janus.

7 favorite votes.  

Hybrid lactiflora.  Light pink.  None / no fragrance.  Large, double bloom form.  Late.  Height of up to 28" (up to 70 cm).   Ben Gilbertson (1970).

7 favorite votes.  

Hybrid lactiflora.  Red.  Large, double bloom form.  Midseason.  Height of up to 28" (up to 70 cm).   Arthur L. Murawska (1959).

7 favorite votes.  

Hybrid lactiflora.  Ruby-red.  Mild fragrance.  Medium to large, double, bomb bloom form.  Late midseason.  USDA zone 6b through 9b (default).  Height of up to 3' (up to 90 cm).   François-Félix Crousse (1840-1925) (1881).

7 favorite votes.  

Hybrid lactiflora.   Berneche (1924).

7 favorite votes.  

Hybrid suffruticosa, Tree peony.  Carmine-red to vermilion.  Red sheath.  Large, semi-double bloom form.  Midseason.  USDA zone 2a and warmer.  Height of 45" (115 cm).   Unknown Japanese Breeder(s).

7 favorite votes.  

Hybrid lactiflora.   Walter J. Guille.

7 favorite votes.  

Hybrid lactiflora.   Berneche.

7 favorite votes.  

Hybrid suffruticosa.  Carmine-red.  Mild, rose fragrance.  Large, double, crown bloom form.   Charles His (1832).

7 favorite votes.  

Hybrid lactiflora.  Carmine-pink, pink center.  Staminoids edged and tipped yellow.  Large, Japanese (anemone, imperial) bloom form.  Midseason.  Height of up to 43" (up to 110 cm).   Col. Jesse C. Nicholls (1941).

7 favorite votes.  

Hybrid suffruticosa.  Rose-pink or light pink, lilac shading.  Strong fragrance.  Very large, semi-double to double, flat bloom form.  Early.  
Height: up to 6'7" (up to 200cm).   Unknown Chinese Breeder(s) (1794).

7 favorite votes.  

Hybrid suffruticosa.  Purple.  Medium, double, lotus bloom form.   Charles His (1851).

7 favorite votes.  

Hybrid / Species crosses.  Yellow.  Single bloom form.   Prof. Arthur Percy Saunders (1932).

7 favorite votes.  

Hybrid lactiflora.   D.M. Andrews (1925).

7 favorite votes.  

Hybrid lactiflora.   Prof. Arthur Percy Saunders (1921).

7 favorite votes.  

Hybrid lactiflora.  Deep mulberry, silver(y) edges.  Crown bloom form.  Late midseason.   Edward Auten, Jr. (1941).

7 favorite votes.  

Hybrid lactiflora.  Dark red.  Semi-double to double bloom form.  Late midseason.   Edward Auten, Jr. (1931).

7 favorite votes.