William Henry Krekler.

5 favorite votes.  

Hybrid lactiflora.  Red.  Double bloom form.  Height of up to 41" (up to 105 cm).   William Henry Krekler (1978).

5 favorite votes.  

Hybrid lactiflora.  Crimson or dark red.  Full bloom form.  Midseason.  USDA zone 2a and warmer.   BRAND (1907).

5 favorite votes.  

Hybrid lactiflora.  Deep pink, darker center.  Japanese (anemone, imperial) bloom form.  Late midseason.  USDA zone 2a and warmer.  Height of up to 30" (up to 75 cm).   Edward Auten, Jr. (1944).

5 favorite votes.  

Hybrid / Species crosses.  Red, ages to rose-pink .  Semi-double bloom form.  Early.  USDA zone 2a and warmer.  Height of up to 33" (up to 85 cm).   Prof. Arthur Percy Saunders (1934).

5 favorite votes.  

Hybrid lactiflora.  Pink, silver(y) edges.  Orchid pink.  Double, ruffled bloom form.  Late midseason.   Col. Jesse C. Nicholls (1957).

5 favorite votes.  

Hybrid lactiflora.   Walter J. Guille (1950).

5 favorite votes.  

Hybrid suffruticosa.  White.  Single bloom form.  Height of up to 28" (up to 70 cm).   Unknown Japanese Breeder(s) (1913).

5 favorite votes.  

Hybrid lactiflora.   Walter J. Guille (1952).

5 favorite votes.  

Hybrid suffruticosa.   Unknown Japanese Breeder(s) (1897).

5 favorite votes.  

Hybrid suffruticosa.   Unknown Japanese Breeder(s) (1897).

5 favorite votes.  

Hybrid lactiflora.  Lemon-yellow to cream, pink shading, buff shading, ages to white .  Mild to strong, sweet fragrance.  Very large, double, rose bloom form.  Late.  USDA zone 2a and warmer.  Height of 35" (90 cm).   Jacques Calot (1869).

5 favorite votes.  

Hybrid lactiflora.  Red, silver(y) edges. [Rose-red, white edges.].  Medium, double, crown bloom form.  Early.  Height of up to 3' (up to 90 cm).   Edouard Doriat (1935).

5 favorite votes.  

Hybrid lactiflora.  Light pink, carmine-red shading.  Large, double bloom form.  Midseason.   Edouard Doriat (1925).

5 favorite votes.  

Hybrid Lutea, Tree peony.  Yellow, lavender shading, purple flares.  Large, semi-double bloom form.  Midseason.   Prof. Arthur Percy Saunders (1940).

5 favorite votes.  

Hybrid lactiflora.  Cream.  Ivory.  Mild fragrance.  Medium to large, double, flat bloom form.  Midseason.  Height of 32" to 34" (80 to 85 cm).   Robert William Tischler (1995).

5 favorite votes.  

Hybrid lactiflora.   Berneche (1939).

5 favorite votes.  

Hybrid suffruticosa, Tree peony.  Light pink, deep pink shading, cherry-red flares.  Medium, semi-double bloom form.  Midseason.  USDA zone 2a and warmer.   Unknown Japanese Breeder(s).

5 favorite votes.  

Hybrid lactiflora.   Hans Peter Sass (1937).

4 favorite votes.  

Hybrid lactiflora.   Edward Auten, Jr. (1937).

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 suffruticosa.  White and pink, purple blending.  Large, semi-double bloom form.  Height of up to 4' (up to 120 cm).   Roger F. Anderson (1992).

4 favorite votes.  

Hybrid / Species crosses.  Vermilion.  Large, semi-double bloom form.  Mid-to-late.  Height of up to 35" (up to 90 cm).   Prof. Arthur Percy Saunders (1938).

4 favorite votes.  

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

4 favorite votes.