Hybrid / Species crosses.  Coral-pink.  Mild fragrance.  Large, single bloom form.  Early.  Height of 26" to 32" (65 to 80 cm).   William Henry Krekler (1978).

7 favorite votes.  

Hybrid lactiflora.  Crimson - purple.  Moderate fragrance.  Very full bloom form.  Height of up to 3' (up to 90 cm).   Louis-Joseph-Ghislain Parmentier (1850).

7 favorite votes.  

Hybrid / Species crosses.  Crimson, yellow center.  Medium, single bloom form.  USDA zone 2a and warmer.  Height of 26" to 35" (65 to 90 cm).   Edward Auten, Jr. (1968).

7 favorite votes.  

Hybrid suffruticosa, Tree peony.  White.  Mild fragrance.  Semi-double bloom form.  Early.  USDA zone 2a and warmer.  

7 favorite votes.  

Hybrid suffruticosa.   Auguste Dessert (1902).

7 favorite votes.  

Hybrid lactiflora.  Dark red.  Single bloom form.  Midseason.   Berneche (1924).

7 favorite votes.  

Hybrid lactiflora.   Julian L. Janus.

7 favorite votes.  

Hybrid lactiflora.  Light pink.  None / no fragrance.  Large, double bloom form.  Late.  Height of up to 28" (up to 70 cm).   Ben Gilbertson (1970).

7 favorite votes.  

Hybrid lactiflora.  Red.  Large, double bloom form.  Midseason.  Height of up to 28" (up to 70 cm).   Arthur L. Murawska (1959).

7 favorite votes.  

Hybrid lactiflora.  Clear shell pink with occasional crimson edges to outer petals.  Strong, sweet fragrance.  Very large, double, cupped bloom form.  Late midseason.  Height of up to 32" (up to 80 cm).   George C. Thurlow (1919).

7 favorite votes.  

Hybrid lactiflora.   Berneche (1924).

7 favorite votes.  

Hybrid lactiflora.  Pink, lilac shading, white center.  Moderate fragrance.  Medium, Japanese (anemone, imperial) bloom form.  Mid-to-late.  USDA zone 2a and warmer.  Height of up to 3' (up to 90 cm).   Edward Auten, Jr. (1933).

7 favorite votes.  

Hybrid suffruticosa, Tree peony.  Carmine-red to vermilion.  Red sheath.  Large, semi-double bloom form.  Midseason.  USDA zone 2a and warmer.  Height of 45" (115 cm).   Unknown Japanese Breeder(s).

7 favorite votes.  

Hybrid lactiflora.   Walter J. Guille.

7 favorite votes.  

Hybrid lactiflora.   Berneche.

7 favorite votes.  

Hybrid suffruticosa.  Carmine-red.  Mild, rose fragrance.  Large, double, crown bloom form.   Charles His (1832).

7 favorite votes.  

Hybrid lactiflora.  Carmine-pink, pink center.  Staminoids edged and tipped yellow.  Large, Japanese (anemone, imperial) bloom form.  Midseason.  Height of up to 43" (up to 110 cm).   Col. Jesse C. Nicholls (1941).

7 favorite votes.  

Hybrid suffruticosa.  Rose-pink or light pink, lilac shading.  Strong fragrance.  Very large, semi-double to double, flat bloom form.  Early.  
Height: up to 6'7" (up to 200cm).   Unknown Chinese Breeder(s) (1794).

7 favorite votes.  

Hybrid suffruticosa.  Purple.  Medium, double, lotus bloom form.   Charles His (1851).

7 favorite votes.  

Hybrid / Species crosses.  Yellow.  Single bloom form.   Prof. Arthur Percy Saunders (1932).

7 favorite votes.  

Hybrid lactiflora.   D.M. Andrews (1925).

7 favorite votes.  

Hybrid lactiflora.   Prof. Arthur Percy Saunders (1921).

7 favorite votes.  

Hybrid lactiflora.  Deep mulberry, silver(y) edges.  Crown bloom form.  Late midseason.   Edward Auten, Jr. (1941).

7 favorite votes.  

Hybrid lactiflora.  Dark red.  Semi-double to double bloom form.  Late midseason.   Edward Auten, Jr. (1931).

7 favorite votes.