Hybrid Lutea, Tree peony.  Dark red.  Large, single to semi-double bloom form.  Early-to-mid.  USDA zone 2a and warmer.  Height of 3' to 4' (90 to 120 cm).   Prof. Arthur Percy Saunders (1935).

5 favorite votes.  

Hybrid Lutea, Tree peony.  Dark red.  Golden stamens.  Moderate fragrance.  Large, semi-double, ruffled bloom form.  Early-to-mid.  USDA zone 2a and warmer.  
Height: 3' to 4' (90 to 120cm).   Nassos Daphnis (1974).

5 favorite votes.  

Hybrid lactiflora.   Auguste Dessert (1913).

5 favorite votes.  

Hybrid lactiflora.  Rose-pink, golden-yellow center.  Rose-red bonnet.  Mild fragrance.  Medium, Japanese (anemone, imperial) bloom form.  Midseason.  Height of up to 26" (up to 65 cm).   Roy G. Klehm (1989).

5 favorite votes.  

Hybrid lactiflora.  Red.  Double bloom form.  Midseason.  Height of up to 28" (up to 70 cm).   Unknown breeder.

5 favorite votes.  

Hybrid, Hybrid Lutea.  Yellow.  Semi-double to double bloom form.  Mid-to-late.   Victor Lemoine & Sons (1949).

5 favorite votes.  

Hybrid lactiflora.  Deep pink.  Moderate fragrance.  Double bloom form.  Midseason.  USDA zone 2a and warmer.  Height of up to 33" (up to 85 cm).   Robert William Tischler (1967).

5 favorite votes.  

Hybrid lactiflora.  Pink, white edges.  Very large, full bloom form.  Late.   Etienne Méchin (1880).

5 favorite votes.  

Hybrid Lutea.  Yellow.   William J. Seidl (2001).

5 favorite votes.  

Tree peony.  Red.  Rose bloom form.  USDA zone 2a and warmer.  

5 favorite votes.  

Hybrid lactiflora.  Deep pink, yellow center.  Japanese (anemone, imperial) bloom form.  Late.  Height of 3' to 42" (90 to 105 cm).   Walter Marx (1968).

5 favorite votes.  

Tree peony.  Dark red.  Double, ruffled bloom form.  Mid.  USDA zone 2a and warmer.   Unknown Japanese Breeder(s).

5 favorite votes.  

Hybrid lactiflora.  Light pink, ages to cream .  Strong fragrance.  Large, double, rose bloom form.  Midseason.   Egbert Jerome Shaylor (1909).

5 favorite votes.  

Hybrid lactiflora.  Light pink.  Moderate fragrance.  Large, Japanese (anemone, imperial) bloom form.  Early-to-mid.  Height of up to 33" (up to 85 cm).   Auguste Dessert (1921).

5 favorite votes.  

Hybrid lactiflora.  Rose-pink, crimson streaks, stripes, flecks.   Peter Barr.

5 favorite votes.  

Hybrid, Hybrid Lutea, Tree peony.  Light yellow, buff shading, carmine-red flares.  Large, single to semi-double, ruffled bloom form.  USDA zone 2a and warmer.   Victor Lemoine (1909).

5 favorite votes.  

Hybrid lactiflora.  Deep pink, yellow center.  Single bloom form.  Early.   Alonzo B. Franklin (1944).

5 favorite votes.  

Hybrid lactiflora.  White.  Strong fragrance.  Large, double, rose bloom form.  Late.  USDA zone 2a and warmer.  Height of 35" (90 cm).   Archie M. Brand (1925).

5 favorite votes.  

Tree peony.  USDA zone 2a and warmer.  

5 favorite votes.  

Hybrid lactiflora.   Kelway (and Son) (1929).

5 favorite votes.  

Hybrid lactiflora.   Peter Barr (1899).

5 favorite votes.  

Hybrid Lutea, Tree peony.  Coral-red, orange veining, apricot shading.  Strong fragrance.  Single bloom form.  Midseason.  USDA zone 6b and warmer.   Nassos Daphnis (1966).

5 favorite votes.  

Hybrid lactiflora.  White with green carpels and golden stamens.  Single bloom form.   Sarah A. Pleas (1913).

5 favorite votes.  

Hybrid rockii.  White, light pink shading, dark brown flares.  Moderate fragrance.  Semi-double bloom form.  Early.   Chen Dezhong (1992).

5 favorite votes.