Hybrid lactiflora.  White.  Large, double, bomb bloom form.  Midseason.   Col. Jesse C. Nicholls (1954).

6 favorite votes.  

Hybrid lactiflora.   Joseph Bernstein.

6 favorite votes.  

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

6 favorite votes.  

Hybrid lactiflora.  Rose-pink, cream center, buff center, rose-pink center.  Mild fragrance.  Medium, double bloom form.  Midseason.  Height of up to 39" (up to 100 cm).   Unknown Chinese Breeder(s).

6 favorite votes.  

Intersectional Hybrid / Itoh.  White, lavender flares.  None to mild fragrance.  Semi-double bloom form.  Midseason.  USDA zone 2a and warmer.  Height of up to 2' (up to 60 cm).   Roger F. Anderson (1984).

6 favorite votes.  

Hybrid / Species crosses.  Light pink, ages to white .  Mild fragrance.  Single bloom form.  Early.  USDA zone 2a and warmer.   Leighton (1954).

6 favorite votes.  

Hybrid rockii, Tree peony.  Light pink, dark red flares, ages to white .  Moderate fragrance.  Large, semi-double bloom form.  Midseason.   Chen Dezhong (2002).

6 favorite votes.  

Hybrid suffruticosa.  Light pink.  Large bloom form.   Charles His (1851).

6 favorite votes.  

Hybrid lactiflora.  Light pink.  Mild fragrance.  Large, double, rose bloom form.  Mid-to-late.  Height of up to 35" (up to 90 cm).   Walter Z. Mains (1955).

6 favorite votes.  

Hybrid suffruticosa, Tree peony.  Pink, darker center, lighter edges.  Very large, double bloom form.  Midseason.   Michel Rivière (1992).

6 favorite votes.  

Hybrid suffruticosa, Tree peony.  Red, purple highlights.  Medium to large, double, hundred petal bloom form.  Midseason.  USDA zone 2a and warmer.   Unknown Chinese Breeder(s) (1968).

6 favorite votes.  

Hybrid lactiflora.   Pfeiffer Nursery (1932).

6 favorite votes.  

Hybrid lactiflora.   D.M. Andrews (1923).

6 favorite votes.  

Hybrid lactiflora.  Pink, yellow undertones, ages to lighter .  Medium, bomb, cupped bloom form.  Early-to-mid.  Height of up to 30" (up to 75 cm).   Robert William Tischler (2000).

6 favorite votes.  

Hybrid lactiflora.  Light pink, yellow center, ages to white .  Strong fragrance.  Large, semi-double bloom form.  Early-to-mid.  USDA zone 6b through 9b (default).  Width of 4' (120 cm). J.R. Mann (1936), Julius J. Van Steen (1936).

6 favorite votes.  

Hybrid lactiflora.  Light pink to rose-pink, ages to white .  Mild fragrance.  Very large, full, crown bloom form.  Prolific, Early.  USDA zone 2a and warmer.   Jacques Calot (1867).

6 favorite votes.  

Herbaceous species, Species.  Red to purple.  Medium, single bloom form.  Very early.  USDA zone 2a and warmer.  Height of 18" to 28" (45 to 70 cm).   Peter Simon Pallas (1785).

6 favorite votes.  

Hybrid suffruticosa, Tree peony.  Light pink, salmon-pink shading.  Moderate fragrance.  Large, double bloom form.  Early.   Koenig (1847).

6 favorite votes.  

Hybrid suffruticosa, Tree peony.  Carmine-red, purple shading.  Large, double bloom form.  USDA zone 2a and warmer.   Unknown Japanese Breeder(s).

6 favorite votes.  

Herbaceous species, Species.  Red.  Single bloom form.  USDA zone 2a and warmer.  

6 favorite votes.  

Hybrid lactiflora.  Scarlet to dark red.  Double, rose bloom form.  Midseason.  USDA zone 6b through 9b (default).   W. Warnaar (1905).

6 favorite votes.  

Hybrid suffruticosa.  Pink, lilac highlights.  White disk.  Single bloom form.   Philipp Von Siebold (1867).

6 favorite votes.  

Hybrid / Species crosses.  Dark red, white streaks, stripes, flecks.  Single bloom form.  Midseason.  Height of up to 2' (up to 60 cm).   Nathan Rudolph (1963).

6 favorite votes.  

Hybrid lactiflora.   Kelway (and Son) (1917).

6 favorite votes.