Floribunda.  Yellow, ages to cream .  Single (4-8 petals), in small clusters, ruffled bloom form.  

Floribunda.  Deep pink.  Semi-double (9-16 petals) bloom form.  

Hybrid rockii, Hybrid suffruticosa, Tree peony.  Rose-pink, black flares.  Notched petals, gold stamens.  Large, single to semi-double, cupped bloom form.  
Height: up to 39" (up to 100cm).  

Shrub.  White.  Single (4-8 petals) bloom form.  

Shrub.  Pink.  Small, single (4-8 petals), in large clusters bloom form.  

Shrub.  Pink, white center.  Single (4-8 petals), cluster-flowered bloom form.  

Shrub.  Dark red, white center.  Single (4-8 petals), in large clusters bloom form.  

Hybrid rockii, Hybrid suffruticosa, Tree peony.  Ruby-red or fuchsia / magenta, black flares.  Notched, wide petals; gold stamens.  Mild to strong fragrance.  Large, single to semi-double, cupped, ruffled bloom form.  Early-to-early mid.  
Height: 5¼' to 5'11" (160 to 180cm).  

Shrub.  White, yellow stamens.  Semi-double to double bloom form.  

Hybrid rockii, Hybrid suffruticosa, Tree peony.  Yellow stamens.  Mild to strong fragrance.  Large, single to semi-double, cupped, ruffled bloom form.  Early-to-early mid.  
Height: 4'2" to 5' (125 to 150cm).  

Shrub.  Red.  Single (4-8 petals) bloom form.  

Hybrid rockii, Hybrid suffruticosa, Tree peony.  Dark red or maroon, black flares.  Gold stamens surround yellowish-green carpels.  Mild to strong fragrance.  Large, single to semi-double, cupped, ruffled bloom form.  Early-to-early mid.  
Height: 5'11" to 6'7" (180 to 200cm).  

Hybrid rockii, Hybrid suffruticosa, Tree peony.  Salmon-pink and seashell-pink, lighter edges, black flares.  Prominent gold stamens.  Mild to strong fragrance.  Large, single to semi-double, cupped, ruffled bloom form.  Early-to-mid.  
Height: up to 5¼' (up to 160cm).  

Hybrid rockii, Hybrid suffruticosa, Tree peony.  Violet-red or fuchsia / magenta, black flares.  Some stamens visible.  Mild to strong fragrance.  Medium, double, ruffled bloom form.  Early-to-early mid.  
Height: 32" to 39" (80 to 100cm).  

Hybrid rockii, Hybrid suffruticosa, Tree peony.  Lilac-pink, violet-red flares.  Prominent gold stamens.  Mild to strong fragrance.  Medium, semi-double, cupped, ruffled bloom form.  Early.  
Height: up to 32" (up to 80cm).  

Hybrid rockii, Hybrid suffruticosa, Tree peony.  Blush or light pink, lighter edges, violet-red flares.  Ring of golden stamens surrounding cream carpels.  Mild to strong fragrance.  Medium to large, single to semi-double, cupped bloom form.  Early-to-early mid.  
Height: up to 39" (up to 100cm).  

Hybrid suffruticosa, Tree peony.  Blush, rose-pink shading.  Single to semi-double bloom form.  

Hybrid suffruticosa, Tree peony.  

Hybrid suffruticosa, Tree peony.  

Hybrid suffruticosa, Tree peony.  Bright salmon-pink.  Very double bloom form.