Hybrid rockii, Tree peony.  

Hybrid rockii, Tree peony.  

Hybrid rockii, Tree peony.  

Hybrid rockii, Tree peony.  

Hybrid rockii, Tree peony.  

Tree peony.  

Hybrid lactiflora.  White, blush highlights.  Has lateral buds.  Single bloom form.  Early.  
Height: up to 47" (up to 120cm).  

Hybrid lactiflora.  White, blush highlights.  Single bloom form.  Early.  
Height: up to 47" (up to 120cm).  

Hybrid lactiflora.  White.  Prominent center of yellow staminodes; 3 rows of notched, rounded guard petals.  Medium to large, Japanese (anemone, imperial) bloom form.  Mid-to-late.  
Height: up to 3' (up to 90cm).  

Unknown.  Apricot.  Strong fragrance.  Double (17-25 petals) bloom form.  

Miniature.  Deep pink, white center, ages to lighter .  Single to semi-double, in large clusters bloom form.  

Hybrid Tea.  Light pink, lighter reverse.  Very double, in small clusters, cupped bloom form.  Blooms in flushes throughout the season.  

Unknown.  Red.  Strong fragrance.  Double (17-25 petals), cupped bloom form.  

Unknown.  Light pink, ages to white .  Single (4-8 petals), in large clusters bloom form.  

Grandiflora.  Lilac-pink.  Strong, sweet fragrance.  Medium to large, very double bloom form.  Blooms in flushes throughout the season.  
Height: up to 35" (up to 90cm).  Width: up to 2' (up to 60cm).

Shrub.  Deep pink.  Semi-double (9-16 petals), in small clusters bloom form.  

Hybrid lactiflora.  Cherry-red or geranium-red.  Some gold stamens visible, notched, narrow petals.  Large, semi-double to double, ruffled bloom form.  
Height: up to 35" (up to 90cm).  

Hybrid lactiflora.  Deep pink, silver(y) edges.  Flower in flower form; notched petals.  Medium to large, very double, ruffled bloom form.  
Height: up to 35" (up to 90cm).  

Hybrid lactiflora.  Pink, yellow center, ages to white .  Mild to strong fragrance.  Medium to large, Japanese (anemone, imperial) bloom form.  
Height: up to 30" (up to 75cm).  

Hybrid lactiflora.  Pink, lighter edges, cream center.  Narrow petaloids in center surrounding pale greenish-yellow carpels with yellowish stigmas.  Japanese (anemone, imperial) bloom form.  
Height: up to 30" (up to 75cm).