Hybrid Lutea.  Dark red, brown shading.  Single to semi-double, ruffled bloom form.   Prof. Arthur Percy Saunders (1939).

10 favorite votes.  

Hybrid / Species crosses.  Cherry-red, ages to salmon-pink .  None / no fragrance.  Single bloom form.  Early-to-mid.  USDA zone 2a and warmer.  Height of 2' to 35" (60 to 90 cm).   Prof. Arthur Percy Saunders (1934).

10 favorite votes.  

Hybrid / Species crosses.  Salmon-pink.  Moderate fragrance.  Medium to large, double, rose bloom form.  Midseason.  USDA zone 2a and warmer.  Height of up to 3' (up to 90 cm).   Lyman Cousins (1968).

10 favorite votes.  

Hybrid lactiflora.  Mauve, light pink center.  Large, Japanese (anemone, imperial) bloom form.  Mid-to-late.  USDA zone 2a and warmer.  Height of 7' 1" to 10' (215 to 305 cm).   Harold E. Wolfe (1970).

9 favorite votes.  

Hybrid / Species crosses.  Light yellow, yellow center, ages to white .  Medium, single bloom form.  Very early.  USDA zone 2a and warmer.  Height of 28" to 32" (70 to 80 cm).  Width of 4' (120 cm). Dr. Earl B.N. White (1954).

9 favorite votes.  Average rating: EXCELLENT.  

Hybrid suffruticosa, Tree peony.  Seashell-pink, red flares.  Single, ruffled bloom form.  Early.  USDA zone 2a and warmer.  Height of 4' (120 cm).   William H. Gratwick III (1959).

9 favorite votes.  

Hybrid / Species crosses.  Salmon-pink.  Semi-double bloom form.  Early.  USDA zone 2a and warmer.  Height of up to 3' (up to 90 cm).   Samuel E. Wissing (1963).

9 favorite votes.  Average rating: GOOD+.  

Hybrid / Species crosses.   Julian L. Janus.

9 favorite votes.  

Hybrid suffruticosa, Tree peony.  Light green.  Strong fragrance.  Small to medium, double, crown bloom form.  Late.  USDA zone 2a and warmer.  Height of up to 47" (up to 120 cm).  Width of 2' (60 cm). Unknown Chinese Breeder(s).

9 favorite votes.  

Hybrid / Species crosses.  Scarlet, yellow center.  Small, single, flat bloom form.  Early-to-mid.  Height of 2' to 28" (60 to 70 cm).   Don Hollingsworth (1984).

9 favorite votes.  

Tree peony.  Violet or fuchsia / magenta.  Mild, sweet fragrance.  Large, semi-double to double bloom form.  USDA zone 2a and warmer.   Unknown Japanese Breeder(s) (1934).

9 favorite votes.  

Hybrid lactiflora.  White.  Mild to strong, medicinal fragrance.  Large, Japanese (anemone, imperial) bloom form.   Unknown Japanese Breeder(s) (1909).

9 favorite votes.  

Hybrid lactiflora.  Dark red.  Very large, double bloom form.  Late.   Edward Auten, Jr. (1941).

9 favorite votes.  

Hybrid lactiflora.  Dark red, dark red center.  Wine-red. Cream-tipped wine-red petaloids.  Medium to large, Japanese (anemone, imperial) bloom form.  Early.  USDA zone 2a and warmer.  Height of 34" (85 cm).   William Henry Krekler (1965).

9 favorite votes.  

Hybrid / Species crosses.  Rose-pink.  Moderate fragrance.  Semi-double, cupped bloom form.  Late.  USDA zone 2a and warmer.   Prof. Arthur Percy Saunders (1934).

9 favorite votes.  

Hybrid lactiflora.  Lemon-yellow.  Moderate fragrance.  Semi-double to double, ruffled bloom form.  Early-to-mid.  
Height: up to 35" (up to 90cm).   Bruce & Dorothy Hamilton (1988).

9 favorite votes.  

Herbaceous species, Species.  Red.  Single bloom form.  Mid.  USDA zone 8b through 10b.  Height of 2' (60 cm).  Width of 2' (60 cm). Unknown breeder (1797).

9 favorite votes.  

Herbaceous species, Species.  Red.  Citrus fragrance.  Single bloom form.  Early.  USDA zone 2a and warmer.  Height of 20" to 2' (50 to 60 cm).  

9 favorite votes.  

Species, Tree peony.  Yellow.  Medium, single bloom form.  USDA zone 6b through 9b (default).  Height of 8' to 10' (245 to 305 cm).  Width of 10' to 13' (305 to 395 cm). Frank Ludlow (1936), Major George Sherriff (1936).

9 favorite votes.  

Species, Tree peony.  White, light pink shading.  Medium to large, single bloom form.  USDA zone 2a and warmer.  Height of up to 5' (up to 150 cm).  

9 favorite votes.  

Hybrid Lutea.  Crimson, dark brown shading.  Single to semi-double bloom form.   Prof. Arthur Percy Saunders (1940).

9 favorite votes.  

Hybrid suffruticosa, Tree peony.  Carmine-pink.  Large, double bloom form.  Midseason.  USDA zone 2a and warmer.   Unknown Japanese Breeder(s).

9 favorite votes.  

Hybrid lactiflora.  Light pink, cream undertones.  Mild fragrance.  Semi-double bloom form.  Midseason.  Height of up to 37" (up to 95 cm).   E.L. "Roy" Pehrson (1980).

9 favorite votes.  

Hybrid / Species crosses.  Red, yellow center.  Single bloom form.  Early.  Height of up to 3' (up to 90 cm).   Dr. Earl B.N. White (1954).

9 favorite votes.