Hybrid lactiflora.  Red.  Large, very double bloom form.  Midseason.  USDA zone 2a and warmer.   Gilbert H. Wild & Son (1964).

4 favorite votes.  

Hybrid suffruticosa.  Violet-red.  Large, double bloom form.   Adrien Sénéclauze (1889).

4 favorite votes.  

Hybrid lactiflora.  Light pink, yellow center, ages to white .  Semi-double, cupped bloom form.  Early-to-mid.  USDA zone 2a and warmer.   Myron D. Bigger (1949).

4 favorite votes.  

Hybrid / Species crosses.  Apricot, lighter edges.  Mild fragrance.  Medium to large, single bloom form.  Very early.  Height of up to 25" (up to 65 cm).   Roy G. Klehm (1993).

4 favorite votes.  

Hybrid lactiflora.   Berneche (1920).

4 favorite votes.  

Intersectional Hybrid / Itoh.  Dark red.  Mild fragrance.  Small to medium, semi-double bloom form.  Midseason.  Height of 30" to 32" (75 to 80 cm).   Roger F. Anderson (2002).

4 favorite votes.  

Hybrid lactiflora.  Pink.  Double, bomb bloom form.   Unknown Chinese Breeder(s) (1829).

4 favorite votes.  

Hybrid lactiflora.  Salmon-pink, red mottling.  Mild fragrance.  Late.  Height of up to 3' (up to 90 cm).   Walter Marx (1965).

4 favorite votes.  

Hybrid lactiflora.  Bright crimson.  Moderate, midseason.   John F. Rosenfield or Rosefield (1908).

4 favorite votes.  

Hybrid lactiflora.  Light pink, cream center, buff shading.  Light pink bonnet.  Large, double, bomb bloom form.  Height of up to 39" (up to 100 cm).   Jacques Calot, Auguste Joseph Miellez (1855).

4 favorite votes.  

Hybrid lactiflora.   Dr. John H. Neeley (1930).

4 favorite votes.  

Hybrid / Species crosses.  Rose-pink, lighter flares.  Single to semi-double bloom form.  Midseason.  USDA zone 2a and warmer.  Height of up to 35" (up to 90 cm).   Prof. Arthur Percy Saunders (1934).

4 favorite votes.  

William Henry Krekler.

4 favorite votes.  

Hybrid lactiflora.   D.M. Andrews (1932).

4 favorite votes.  

Hybrid lactiflora.  Light pink, cream center, ages to white .  Mild to strong fragrance.  Very large, full, crown bloom form.  Mid-to-late.  USDA zone 2a and warmer.  Height of up to 28" (up to 70 cm).   François-Félix Crousse (1840-1925) (1892).

4 favorite votes.  

Hybrid lactiflora.   D.M. Andrews (1932).

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.  

4 favorite votes.  Average rating: EXCELLENT.  

Hybrid suffruticosa, Tree peony.  White.  Golden anthers.  Very large, semi-double to double bloom form.  Early.  USDA zone 2a and warmer.  
Height: 39" to 4'11" (100 to 150cm).   Unknown Japanese Breeder(s) (1889).

4 favorite votes.  

Hybrid suffruticosa.  Carmine-pink, purple undertones.  Some green petals.  Strong fragrance.  Medium, crown bloom form.  Late.  USDA zone 2a and warmer.  Height of up to 4' (up to 120 cm).   Unknown Chinese Breeder(s).

4 favorite votes.  

Tree peony.  Light purple - red, darker undertones, lighter edges.  Large, semi-double, ruffled bloom form.  Midseason.  USDA zone 2a and warmer.   Unknown Japanese Breeder(s).

4 favorite votes.  

Hybrid lactiflora.  Cerise or deep pink.  Large, single bloom form.  Prolific.   Kelway (and Son).

4 favorite votes.  

Hybrid Lutea.  Golden-yellow, red edges, dark red flares.  Single bloom form.  Midseason.   Prof. Arthur Percy Saunders (1942).

4 favorite votes.  

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

4 favorite votes.