Hybrid lactiflora.  Bright crimson.  Bright yellow stamens.  Prolific.  

Hybrid suffruticosa, Tree peony.  White.  Large, double bloom form.  

Hybrid lactiflora.  

Hybrid lactiflora.  White.  Occasionally laced with crimson.  Large, double bloom form.  

Hybrid lactiflora.  Rose-pink.  Single bloom form.  

Hybrid lactiflora.  Japanese (anemone, imperial) bloom form.  

Hybrid lactiflora.  Rose-pink.  Golden anthers visible.  Semi-double to double bloom form.  

Hybrid lactiflora.  Rose-pink.  Very large, double bloom form.  

Hybrid lactiflora.  Carmine-pink.  Strong, sweet fragrance.  Semi-double to double bloom form.  

Shrub.  Red.  Mild fragrance.  Small to medium, single (4-8 petals), in large clusters bloom form.  Blooms in flushes throughout the season.  USDA zone 4b and warmer.  
Height: 2' to 28" (60 to 70cm).  Width: 2' to 28" (60 to 70cm).

Hybrid lactiflora.  Blush, cream center.  Double bloom form.  

Hybrid lactiflora.  Carmine-pink.  Double bloom form.  

Hybrid lactiflora.  Light rose.  Golden anthers visible.  Semi-double to double bloom form.  

Hybrid lactiflora.  Bright rose.  Very large, double bloom form.  

Climber.  Blush, white outer petals.  Strong fragrance.  Medium, very full (41+ petals), old-fashioned bloom form.  Blooms in flushes throughout the season.  USDA zone 4b and warmer.  
Height: 6'7" to 9'10" (200 to 300cm).  Width: 32" to 39" (80 to 100cm).

Shrub.  Buff, light pink outer petals.  Strong fragrance.  Large, very double, globular bloom form.  Blooms in flushes throughout the season.  
Height: 32" to 39" (80 to 100cm).  Width: 28" to 32" (70 to 80cm).

Shrub.  White, golden-yellow stamens.  Moderate fragrance.  Small, semi-double (9-16 petals), cluster-flowered bloom form.  Blooms in flushes throughout the season.  USDA zone 4b and warmer.  
Height: up to 5¼' (up to 160cm).  Width: up to 12½' (up to 380cm).

Shrub.  White, light pink shading, yellow stamens.  Moderate fragrance.  Small, single (4-8 petals), cluster-flowered bloom form.  Blooms in flushes throughout the season.  USDA zone 4b and warmer.  
Height: 47" to 5'11" (120 to 180cm).  Width: 47" to 4'11" (120 to 150cm).

Floribunda.  Cream, pink highlights.  Moderate fragrance.  Medium, double (17-25 petals), cluster-flowered, cupped bloom form.  Blooms in flushes throughout the season.  
Height: 2' to 28" (60 to 70cm).  Width: 16" to 20" (40 to 50cm).

Shrub.  Golden-yellow, lighter outer petals.  Strong fragrance.  Large, very full (41+ petals), in small clusters, cupped bloom form.  Blooms in flushes throughout the season.  USDA zone 4b and warmer.  
Height: up to 47" (up to 120cm).  Width: up to 6'8" (up to 205cm).