Hybrid lactiflora.  Pink.  Japanese (anemone, imperial) bloom form.  USDA zone 2a and warmer.   Auguste Dessert (1922).

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.  Pink.  Mild to strong fragrance.  Small to medium, semi-double to double bloom form.  Mid-to-late.  USDA zone 2a and warmer.  Height of 2' to 35" (60 to 90 cm).   Auguste Dessert (1920).

8 favorite votes.  

Hybrid lactiflora.  

8 favorite votes.  

Hybrid lactiflora.  

8 favorite votes.  

Hybrid / Species crosses.  Red.  Single bloom form.  Early.  USDA zone 2a and warmer.  Height of 30" to 32" (75 to 80 cm).   Orville W. Fay (1962).

8 favorite votes.  Average rating: EXCELLENT.  

Hybrid lactiflora.  White, light yellow center.  Moderate fragrance.  Japanese (anemone, imperial) bloom form.  Midseason.  USDA zone 2a and warmer.  Height of up to 30" (up to 75 cm).   Carl G. Klehm (1959).

8 favorite votes.  

Hybrid lactiflora.  Salmon-pink.  Moderate fragrance.  Double bloom form.  Late.  USDA zone 2a and warmer.  Height of up to 3' (up to 90 cm).   Carl G. Klehm (1950).

8 favorite votes.  

Hybrid lactiflora.   Modeste Guérin (1854).

8 favorite votes.  

Hybrid lactiflora.  Light pink, lighter edges.  Moderate fragrance.  Double, crown bloom form.  Early-to-mid.  USDA zone 2a and warmer.  Height of up to 32" (up to 80 cm).   Gilbert H. Wild & Son (1949).

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 / Species crosses.  Dark red, golden-yellow center.  Single to semi-double bloom form.  Midseason.  USDA zone 2a and warmer.  
Height: up to 3' (up to 90cm).   Edward Auten, Jr. (1939).

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.   Julian L. Janus.

8 favorite votes.  

Hybrid / Species crosses.  White, peach shading, green shading, violet veining.  Strong fragrance.  Medium to large, single bloom form.  Early.  USDA zone 2a and warmer.  Height of up to 39" (up to 100 cm).   Victor Lemoine (1905).

8 favorite votes.  

Hybrid lactiflora.  White.  Double bloom form.  Late.  USDA zone 2a and warmer.   Robert William Tischler (1968).

8 favorite votes.  

Hybrid lactiflora.  White, lemon-yellow center.  Japanese (anemone, imperial) bloom form.  Mid-to-late.  USDA zone 2a and warmer.  Height of up to 35" (up to 90 cm).   Edward Auten, Jr. (1936).

8 favorite votes.  

Hybrid lactiflora.   Walter J. Guille.

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.  

Herbaceous species, Species.  USDA zone 2a and warmer.  

8 favorite votes.  

Hybrid lactiflora.  Red.  Double bloom form.  

8 favorite votes.  

Hybrid Lutea, Tree peony.  Red, yellow undertones.  Single to semi-double bloom form.  Late.  USDA zone 2a and warmer.  Height of up to 43" (up to 110 cm).   Prof. Arthur Percy Saunders (1949).

8 favorite votes.  

Hybrid rockii, Tree peony.  White, dark purple flares.  Single to semi-double bloom form.  Early.  Height of 47" to 4' 11" (120 to 150 cm).   Dr. Joseph Rock (1926).

8 favorite votes.  

Hybrid / Species crosses.  Red.  Large, single bloom form.  Early-to-mid.  USDA zone 2a and warmer.  Height of 38" (95 cm).   Elizabeth Glasscock Falk (1956), Lyman D. Glasscock (1956).

8 favorite votes.