Hybrid lactiflora.  Red.  Double bloom form.  USDA zone 2a and warmer.   Alonzo B. Franklin (1928).

5 favorite votes.  

Hybrid lactiflora.  White.  Double bloom form.  USDA zone 2a and warmer.   Walter J. Guille (1928).

5 favorite votes.  

Hybrid lactiflora.  White, salmon-pink shading, rose-pink center, white center.  Large, double, rose bloom form.  Midseason.  USDA zone 2a and warmer.   François-Félix Crousse (1840-1925) (1885).

5 favorite votes.  

Intersectional Hybrid / Itoh.  Yellow, red streaks, stripes, flecks.  Single to semi-double bloom form.  Height of up to 38" (up to 95 cm).   Roger F. Anderson (2004).

5 favorite votes.  

Hybrid / Species crosses.  Buff, lavender flares.  Mild fragrance.  Medium, single bloom form.  Early.  USDA zone 2a and warmer.  Height of up to 32" (up to 80 cm).   Prof. Arthur Percy Saunders (1949).

5 favorite votes.  

Hybrid / Species crosses.  Light pink, white center.  Strong fragrance.  Semi-double bloom form.  Early-to-mid.  USDA zone 2a and warmer.  Height of 32" to 35" (80 to 90 cm).   Prof. Arthur Percy Saunders (1953).

5 favorite votes.  

Hybrid lactiflora.   Ernest Flint Kelsey (1940).

5 favorite votes.  

Hybrid lactiflora.  Light pink, ages to white .  Double bloom form.   Peter Barr (1909), H.A. Terry (1905).

5 favorite votes.  

Hybrid lactiflora.  Pink.  Japanese (anemone, imperial) bloom form.  Mid.  USDA zone 2a and warmer.   William Brown (1949).

5 favorite votes.  

Unknown.  USDA zone 2a and warmer.  

5 favorite votes.  

Hybrid suffruticosa.  Crimson, darker flares, yellow center.  Single bloom form.   Philipp Von Siebold (1844).

5 favorite votes.  

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

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.  

Hybrid lactiflora.  Light pink, rose-pink shading.  Mild to strong, sweet fragrance.  Large, double, rose bloom form.  Mid-to-late.  Height of up to 33" (up to 85 cm).   George C. Thurlow (1921).

5 favorite votes.  

Hybrid suffruticosa, Tree peony.  Dark red, dark purple shading.  Outer petals edged white.  Medium, semi-double bloom form.  Late.  USDA zone 2a and warmer.   Unknown Japanese Breeder(s) (1905).

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.  Cream, yellow center.  Cluster-flowered.  None to mild fragrance.  Medium, semi-double, rose bloom form.  Midseason.  Height of up to 32" (up to 80 cm).   François-Félix Crousse (1840-1925) (1888).

5 favorite votes.  

Hybrid lactiflora.   Peter Barr.

5 favorite votes.  

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

5 favorite votes.  

Tree peony.  White.  Mild fragrance.  Double bloom form.  Late.  USDA zone 2a and warmer.  Height of 5" to 4" (13 to 10 cm).  

5 favorite votes.  

Hybrid / Species crosses.  Cherry-red.  Semi-double bloom form.  Late.   Prof. Arthur Percy Saunders (1934).

5 favorite votes.  

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

5 favorite votes.  

Hybrid Lutea, Tree peony.  Peach, orange-red shading.  Single bloom form.  Midseason.   Nassos Daphnis (1947).

5 favorite votes.  

Hybrid Lutea, Tree peony.  Lavender - pink, dark red flecks.  Semi-double to double, ruffled bloom form.   David Reath (1985).

5 favorite votes.