Hybrid suffruticosa, Tree peony.  Crimson, scarlet shading, white edges, yellow undertones.  Large, single to semi-double bloom form.   Unknown Japanese Breeder(s) (1893).

4 favorite votes.  

Hybrid lactiflora.  White.  Large bloom form.  USDA zone 2a and warmer.   Alonzo B. Franklin.

4 favorite votes.  

Hybrid lactiflora.  Crimson, green streaks, stripes, flecks.  Mild, medicinal fragrance.  Large, double, cupped bloom form.  Midseason.  USDA zone 2a and warmer.   John F. Rosenfield or Rosefield (1908).

4 favorite votes.  

Hybrid lactiflora.  White, cream center.  Double bloom form.  Height of up to 2' (up to 60 cm).   Unknown breeder (1947).

4 favorite votes.  

Hybrid / Species crosses.  Red.  Moderate fragrance.  Large, double bloom form.  Mid-to-late.  USDA zone 2a and warmer.  Height of up to 28" (up to 70 cm).   Edward Auten, Jr. (1933).

4 favorite votes.  

Hybrid lactiflora.  Red, yellow center.  Japanese (anemone, imperial) bloom form.  Mid-to-late.  Height of up to 32" (up to 80 cm).   Unknown breeder.

4 favorite votes.  

Hybrid lactiflora.  Pink, silver(y) highlights.  Strong, sweet fragrance.  Large, double, flat bloom form.  Midseason.  USDA zone 2a and warmer.  Height of up to 26" (up to 65 cm).   William Henry Krekler (1958).

4 favorite votes.  

Hybrid Lutea, Tree peony.  Yellow, dark red flares.  Moderate fragrance.  Single bloom form.  Midseason.  USDA zone 2a and warmer.   Prof. Arthur Percy Saunders (1938).

4 favorite votes.  

Hybrid lactiflora.   Donahue (1927).

4 favorite votes.  

Hybrid lactiflora.  Dark red, purple shading.  Double bloom form.  USDA zone 2a and warmer.   Unknown Chinese Breeder(s).

4 favorite votes.  

Hybrid suffruticosa.  Carmine-red.  Dark purple disk.  Single bloom form.   Philipp Von Siebold (1844).

4 favorite votes.  

Hybrid lactiflora.   John F. Rosenfield or Rosefield (1934).

4 favorite votes.  

Hybrid lactiflora.  Pink.  Double bloom form.  USDA zone 2a and warmer.   Hans Peter Sass (1927).

4 favorite votes.  

Hybrid lactiflora.  Cream, blush shading.  Double bloom form.  Late.  USDA zone 2a and warmer.   Ernest Flint Kelsey (1934).

4 favorite votes.  

Hybrid rockii, Tree peony.  Mauve, white shading, black flares.  Mild fragrance.  Medium, single, lotus bloom form.  Midseason.  USDA zone 2a and warmer.  Height of up to 7' (up to 215 cm).   Chen Dezhong (1985).

4 favorite votes.  

Hybrid suffruticosa, Tree peony.  Deep pink.  Medium, full, crown bloom form.  Midseason.  USDA zone 2a and warmer.   Unknown Chinese Breeder(s) (1983).

4 favorite votes.  

Hybrid lactiflora.   John F. Rosenfield or Rosefield (1934).

4 favorite votes.  

Hybrid suffruticosa.  Scarlet.  Medium, semi-double bloom form.  Midseason.   Unknown Japanese Breeder(s) (1932).

4 favorite votes.  

Hybrid lactiflora.  Light pink, lavender center.  Inner petals fringed.  Late.   H.A. Terry.

4 favorite votes.  

Hybrid lactiflora.  White, blush shading, darker center.  Mild fragrance.  Double bloom form.  Late.   Edward Auten, Jr. (1937).

4 favorite votes.  

Hybrid / Species crosses.  Light apricot, deep pink flares.  Mild fragrance.  Single bloom form.  Height of up to 30" (up to 75 cm).   Maurice Ménard (1988).

4 favorite votes.  

Hybrid lactiflora.  Pink, lavender shading.  Double, cupped bloom form.  Mid-to-late.  Height of up to 35" (up to 90 cm).   Unknown Chinese Breeder(s).

4 favorite votes.  

Hybrid lactiflora.  Lavender - pink.  Strong fragrance.  Large, Japanese (anemone, imperial) bloom form.  Mid.  USDA zone 2a and warmer.  Height of up to 32" (up to 80 cm).   William Henry Krekler (1965).

4 favorite votes.  

Hybrid suffruticosa, Tree peony.  White.  Medium, semi-double to double bloom form.  Early.  USDA zone 6b and warmer.   Unknown Japanese Breeder(s) (1919).

4 favorite votes.