Hybrid lactiflora.  Purple - red.  Mild fragrance.  Small to medium bloom form.  Midseason.   Jacques Calot (1865).

6 favorite votes.  

Hybrid lactiflora.  White, cream undertones.  Mild fragrance.  Large, double, bomb, cupped bloom form.  Midseason.  Height of 28" to 30" (70 to 75 cm).   Carl G. Klehm (1959).

6 favorite votes.  

Hybrid lactiflora.  White, cream center.  Moderate fragrance.  Very large, Japanese (anemone, imperial) bloom form.  Mid.  USDA zone 2a and warmer.  Height of 30" to 3' (75 to 90 cm).   Myron D. Bigger (1937).

6 favorite votes.  

Hybrid / Species crosses.  Red.  Semi-double to double bloom form.  Early.  USDA zone 2a and warmer.   Prof. Arthur Percy Saunders (1950).

6 favorite votes.  

Hybrid lactiflora.  Pink.  Large, single, cupped bloom form.  Late.  USDA zone 2a and warmer.  Height of up to 43" (up to 110 cm).   Auguste Dessert (1902).

6 favorite votes.  

Species, Tree peony.  Large, cupped bloom form.  USDA zone 4b through 9b.  Height of 3' to 6' (90 to 185 cm).  Width of 3' to 6' (90 to 185 cm).

6 favorite votes.  

Hybrid lactiflora.  Light pink, yellow center.  Japanese (anemone, imperial) bloom form.  USDA zone 2a and warmer.   Unknown Japanese Breeder(s) (1909).

6 favorite votes.  

Hybrid lactiflora.  Lilac-pink, lighter reverse.  Very double bloom form.   Jacques Calot (1862).

5 favorite votes.  

Hybrid suffruticosa.  Rose-pink.  Very large, single, Japanese (anemone, imperial), ruffled bloom form.  Late midseason.   Unknown Japanese Breeder(s) (1893).

5 favorite votes.  

Hybrid Lutea, Tree peony.  Yellow, red edges, red flares, ages to light yellow .  Single, ruffled bloom form.  Midseason.  USDA zone 2a and warmer.   Prof. Arthur Percy Saunders (1950).

5 favorite votes.  

Hybrid lactiflora.   Berneche (1894).

5 favorite votes.  

Hybrid lactiflora.   Julian L. Janus.

5 favorite votes.  

Hybrid lactiflora.   Dr. Frederick G. Brethour.

5 favorite votes.  

Hybrid lactiflora.  Pink, silver(y) highlights.  Mild fragrance.  Large, double bloom form.  Late midseason.  USDA zone 2a and warmer.  Height of up to 35" (up to 90 cm).   Archie M. Brand (1922).

5 favorite votes.  

Hybrid lactiflora.  Red.   Unknown Chinese Breeder(s).

5 favorite votes.  

Hybrid lactiflora.  Light pink.  Moderate fragrance.  Double bloom form.  Late.  USDA zone 2a and warmer.   Victor Lemoine & Sons (1925).

5 favorite votes.  

Hybrid suffruticosa, Tree peony.  Light pink and purple.  Variegated colouring.  Mild fragrance.  Medium to large, semi-double to double bloom form.  Mid.  USDA zone 2a and warmer.   Unknown Chinese Breeder(s).

5 favorite votes.  

Hybrid lactiflora.   John F. Rosenfield or Rosefield (1951).

5 favorite votes.  

Hybrid lactiflora.  Pink, lavender shading.  None / no fragrance.  Single, cupped bloom form.  Early.  Height of up to 30" (up to 75 cm).   Roy G. Klehm (1988).

5 favorite votes.  

Hybrid suffruticosa.   Unknown Japanese Breeder(s) (1897).

5 favorite votes.  

Hybrid lactiflora.  Red, silver(y) edges. [Rose-red, white edges.].  Medium, double, crown bloom form.  Early.  Height of up to 3' (up to 90 cm).   Edouard Doriat (1935).

5 favorite votes.  

Hybrid lactiflora.  Light pink, carmine-red shading.  Large, double bloom form.  Midseason.   Edouard Doriat (1925).

5 favorite votes.  

Hybrid lactiflora.   Ernest Flint Kelsey (1936).

5 favorite votes.  

Hybrid / Species crosses.  Red.  Single bloom form.  Height of up to 29" (up to 75 cm).   William Henry Krekler (1978).

5 favorite votes.