Hybrid lactiflora.  Pink.  Double bloom form.  Late.  USDA zone 2a and warmer.   Alonzo B. Franklin (1931).

4 favorite votes.  

Hybrid lactiflora.  Dark red.  Double bloom form.  USDA zone 2a and warmer.  Height of up to 30" (up to 75 cm).   Ben Gilbertson (1971).

4 favorite votes.  

Hybrid rockii.  White, purple flares.  Moderate fragrance.  Medium, double bloom form.  Early.   Chen Dezhong (1992).

4 favorite votes.  

Hybrid lactiflora.   Edward Auten, Jr. (1929).

4 favorite votes.  

Hybrid lactiflora.  Dark red.  Dark red staminoides edged with gold.  Japanese (anemone, imperial) bloom form.  Early-to-mid.  Height of up to 34" (up to 85 cm).   Robert William Tischler (1989).

4 favorite votes.  

Hybrid lactiflora.   Peter Barr (1899).

4 favorite votes.  

Hybrid lactiflora.   Lyman D. Glasscock (1929).

4 favorite votes.  

Hybrid / Species crosses.  Ruby-red.  Single, cupped bloom form.  Late.  Height of up to 40" (up to 100 cm).   Don Hollingsworth (1985).

4 favorite votes.  

Hybrid lactiflora.  Red.  Staminoids tipped yellow.  Very large, double, Japanese (anemone, imperial) bloom form.  Midseason.  USDA zone 2a and warmer.  Height of up to 35" (up to 90 cm).   Grant B. Babcock (1929).

4 favorite votes.  

Hybrid suffruticosa, Tree peony.  Rose-pink, silver(y) highlights.  Double bloom form.  USDA zone 2a and warmer.  Height of up to 5' (up to 150 cm).   Unknown Japanese Breeder(s) (1939).

4 favorite votes.  

Hybrid lactiflora.   Francis H. Allison (1931), Egbert Jerome Shaylor (1931).

4 favorite votes.  

Hybrid Lutea, Tree peony.  Light pink, darker center.  Semi-double bloom form.  Mid.  USDA zone 6b and warmer.  Height of 4' to 5' (120 to 150 cm).   Nassos Daphnis (1996).

4 favorite votes.  

Intersectional Hybrid / Itoh.  Yellow, red flares.  Large, double bloom form.  Midseason.   Toichi Itoh (1954).

4 favorite votes.  

Hybrid lactiflora.  White.  Double bloom form.  USDA zone 2a and warmer.   Hans Peter Sass (1937).

4 favorite votes.  

Hybrid / Species crosses.  Salmon-pink.  Medium, double bloom form.  USDA zone 8b through 10b.  Height of up to 26" (up to 65 cm).   Lyman D. Glasscock (1955).

4 favorite votes.  

Hybrid lactiflora.  Ruby-red.  Large, double bloom form.  Mid-to-late.  Height of 38" (95 cm).   Gilbert H. Wild & Son (1964).

4 favorite votes.  Average rating: EXCELLENT.  

Hybrid lactiflora.  Light pink.  Moderate fragrance.  Medium, semi-double, cupped bloom form.  Midseason.  Height of up to 2' (up to 60 cm).   Roy G. Klehm (1979).

4 favorite votes.  

Hybrid Lutea, Tree peony.  Light yellow, red streaks.  Semi-double bloom form.  Late midseason.  Height of up to 4' (up to 120 cm).   David Reath (1979).

4 favorite votes.  

Hybrid lactiflora.   Berneche (1932).

4 favorite votes.  

Intersectional Hybrid / Itoh.  Yellow, red flares.  Moderate fragrance.  Semi-double bloom form.  Early-to-mid.  Height of up to 32" (up to 80 cm).   Unknown Japanese Breeder(s) (1980).

4 favorite votes.  

Hybrid / Species crosses.  Rose-pink.  Single bloom form.  Height of up to 28" (up to 70 cm).   Prof. Arthur Percy Saunders (1954).

4 favorite votes.  

Hybrid / Species crosses.  Light yellow, pink shading, ages to cream ..  Medium, double bloom form.  Mid.  USDA zone 2a and warmer.  Height of 30" to 3' (75 to 90 cm).   Don Hollingsworth (1980).

4 favorite votes.  

Hybrid / Species crosses, Hybrid lactiflora.  White.  Moderate fragrance.  Double, bomb bloom form.  Midseason.  USDA zone 2a and warmer.  Height of up to 30" (up to 75 cm).   David Reath (1979).

4 favorite votes.  

Tree peony.  Pink, light purple undertones.  Crown bloom form.  USDA zone 6b and warmer.   Unknown Chinese Breeder(s).

4 favorite votes.