Hybrid / Species crosses.  Red, light yellow center.  None / no fragrance.  Large, single bloom form.  Early-to-mid.  Height of up to 3' (up to 90 cm).   Don Hollingsworth (1980).

8 favorite votes.  

Hybrid lactiflora.  Rose-pink, deep pink shading, lilac highlights, crimson flecks.  Strong fragrance.  Very large, full, bomb, flat bloom form.  Late.  USDA zone 2a and warmer.  Height of 37" (95 cm).   François-Félix Crousse (1840-1925) (1893).

8 favorite votes.  

Hybrid lactiflora.  Red, yellow center.  Large, single bloom form.  Very early.  USDA zone 2a and warmer.  Height of up to 39" (up to 100 cm).   Edward Auten, Jr. (1933).

8 favorite votes.  

Hybrid lactiflora.  

8 favorite votes.  

Hybrid Lutea, Tree peony.  Red, golden-yellow undertones, dark red flares.  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 (1939).

8 favorite votes.  

Hybrid suffruticosa.  Pink.   Unknown Japanese Breeder(s) (1932).

8 favorite votes.  

Herbaceous species.  White, pink shading.  Single bloom form.  

8 favorite votes.  

Hybrid / Species crosses.  Light pink, yellow center.  Moderate fragrance.  Single, Japanese (anemone, imperial) bloom form.  Midseason.  Height of up to 30" (up to 75 cm).   Don Hollingsworth (1980).

8 favorite votes.  

Hybrid Lutea, Tree peony.  Butter-yellow, pink shading, crimson flares.  Medium, single to semi-double bloom form.  Late.  USDA zone 2a and warmer.   Prof. Arthur Percy Saunders (1944).

8 favorite votes.  

Hybrid lactiflora.   Walter J. Guille (1952).

8 favorite votes.  

Hybrid suffruticosa, Tree peony.  Red to deep pink, purple shading.  None / no fragrance.  Large, semi-double bloom form.  Early-to-mid.  USDA zone 2a and warmer.  Height of 4' 11" (150 cm).   Unknown Japanese Breeder(s) (1929).

8 favorite votes.  

Japanese, Tree peony.  Pink.  Double bloom form.  USDA zone 2a and warmer.   Unknown Japanese Breeder(s).

8 favorite votes.  

Hybrid suffruticosa, Tree peony.  Deep pink, purple flares.  Mild fragrance.  Medium, semi-double, rose bloom form.  Midseason.  USDA zone 2a and warmer.  Height of 5' to 7' (150 to 215 cm).  Width of 3' (90 cm). Unknown Chinese Breeder(s) (1969).

8 favorite votes.  

Hybrid lactiflora.  Red.  Mild fragrance.  Large, double bloom form.  Mid-to-late.  USDA zone 2a and warmer.  Height of up to 35" (up to 90 cm).   Ernest Flint Kelsey (1940).

8 favorite votes.  

Hybrid lactiflora.  Deep pink, white center, rose-pink shading.  Moderate fragrance.  Double bloom form.  Mid-to-late.  Height of up to 35" (up to 90 cm).   Kelway (and Son).

8 favorite votes.  

Hybrid lactiflora.  White, golden-yellow center.  Large, single bloom form.  Early-to-mid.  USDA zone 2a and warmer.  Height of up to 32" (up to 80 cm).   Archie M. Brand (1928).

8 favorite votes.  

Hybrid lactiflora.  Light pink, darker center.  Medium, full, crown bloom form.  Late midseason.  USDA zone 2a and warmer.   Jacques Calot (1861).

8 favorite votes.  

Hybrid lactiflora.  Pink, ages to cream.  Moderate fragrance.  Large, double bloom form.  Late.  USDA zone 6b and warmer.  Height of up to 39" (up to 100 cm).   Kersbergen (1910).

8 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).  

8 favorite votes.  

Herbaceous species, Species.  White, yellow center.  Mild fragrance.  Medium bloom form.  Early.  USDA zone 6a and warmer.  Height of 2' to 3' (60 to 90 cm).  

8 favorite votes.  

Hybrid lactiflora.  Red.  Double bloom form.  

8 favorite votes.  

Hybrid lactiflora.  White, cherry-red stripes.  Cactus-dahlia-style.  Moderate fragrance.  Semi-double bloom form.  Mid-to-late.  Height of up to 28" (up to 70 cm).   Roy G. Klehm (1996).

8 favorite votes.  

Hybrid suffruticosa.   Unknown breeder (1896).

8 favorite votes.  

Hybrid lactiflora.   Alonzo B. Franklin.

8 favorite votes.