Herbaceous Group.  Pink, silver(y) anthers.  Bell-shaped bloom form.  Early summer to early autumn.  USDA zone 4a through 9b.  Height of up to 39" (up to 100 cm).   Kazushige Ozawa (2004).

4 favorite votes.  

White.  Late spring.  USDA zone 2a and warmer.  

4 favorite votes.  

Early Small Flowered, Evergreen.  White.  Strong fragrance.  Single, saucer-shaped bloom form.  Early-to-midspring.  USDA zone 7b through 9b.  Height of up to 14½' (up to 440 cm).   Unknown.

4 favorite votes.  

Group 3, Herbaceous Group, Late, Small-flowered.  Pink.  Mild fragrance.  Bell-shaped, curved tip bloom form.  USDA zone 3b through 9b.  Height of 2' (60 cm).   Robin Savill (1993).

4 favorite votes.  

Early Small Flowered, Evergreen, Group 1.  White, yellow , purple stamens, purple veining.  Single, bell-shaped, clusters, nodding bloom form.  Midwinter to early spring.  USDA zone 7b through 9b.  Height of up to 25' (up to 760 cm).   Unknown in Tibet (1818).

4 favorite votes.  

Late, Small-flowered, Texensis-Viorna Group.  Red.  Single, curved tip, grooved, nodding, pitcher-shaped bloom form.  USDA zone 4b through 9b.  
Height: 8' to 10' (245 to 305cm).   Unknown American origin (1838).

4 favorite votes.  

Species.  Cream or yellow.  Small, single, bell-shaped, clusters bloom form.  Midsummer to midautumn.  Height of 13' 1" to 16' 5" (400 to 500 cm).  

4 favorite votes.  

Herbaceous Group, Late, Small-flowered.  White or cream, light yellow anthers.  Strong fragrance.  Single, star-shaped bloom form.  Midsummer to early autumn.  USDA zone 6b through 9b (default).  Height of 3' to 4' (90 to 120 cm).   Unknown in China (1839).

4 favorite votes.  

Evergreen, Group 1.  White.  Small, bell-shaped bloom form.  Midwinter to early spring.  Height of 9' 10" to 13' 1" (300 to 400 cm).   Unknown (2002).

4 favorite votes.  

Atragene Group, Early Small Flowered, Group 1, Species.  Single, pendulous bloom form.  USDA zone 5b through 9b.  Height of 6½' to 10' (200 to 305 cm).   Unknown (1913).

4 favorite votes.  

Early Large Flowered, Group 2.  White, yellow anthers.  Medium to large, semi-double to double bloom form.  Late spring to early summer, late summer to early autumn.  USDA zone 4b through 8a.  Height of 7' to 10' (215 to 305 cm).   Susumu Arafune (1991).

4 favorite votes.  

Group 3, Viticella Group.  Deep pink.  Small, bell-shaped, nodding bloom form.  Midsummer to midautumn.  Height of 4' 11" to 6' 7" (150 to 200 cm).   Raymond J. Evison (1996), Mogens Nyegaard Olesen (1996).

4 favorite votes.  

USDA zone 2a and warmer.  

4 favorite votes.  

Early Large Flowered.  Deep blue.  Double bloom form.  Late spring to early summer, late summer.  USDA zone 4b through 9b.  Height of 6' to 8' (185 to 245 cm).   Barry Fretwell (1986).

4 favorite votes.  Average rating: EXCELLENT.  

Early Large Flowered.  Pink.  Single bloom form.  Late spring to early summer, late summer.  USDA zone 4b through 9b.  Height of 6' to 8' (185 to 245 cm).   Uno Kivistik (1980).

4 favorite votes.  

Group 3, Large-flowered, Late.  Purple - violet, red center, ages to mauve .  Single, curved edge bloom form.  Mid-to-late summer.  USDA zone 4b through 9b.  
Height: 8' to 12' (245 to 365cm).   Théophile Grangé (1875).

4 favorite votes.  

Group 3, Herbaceous Group.  Pink - red.  Moderate fragrance.  Small, single bloom form.  Midsummer to midautumn.  
Height: up to 4' (up to 120cm).   Raymond J. Evison (1998), Mogens Nyegaard Olesen (1998).

4 favorite votes.  

USDA zone 2a and warmer.  

4 favorite votes.  

Group 3, Herbaceous Group.  Pink, lighter edges.  None / no fragrance.  Medium, single, bell-shaped bloom form.  Early summer to early autumn.  USDA zone 5a and warmer.  Height of 6' 7" to 8' 2" (200 to 250 cm).   Wim Snoeijer (1992).

4 favorite votes.  

Early Large Flowered.  Pink, deep pink center.  Single, scalloped edge bloom form.  Late spring to early summer, late summer.  USDA zone 4b through 9b.  Height of 6' to 8' (185 to 245 cm).   Walter Pennell (1962).

4 favorite votes.  

Early, Small-flowered.  Blue.  USDA zone 2a and warmer.  

4 favorite votes.  

Group 3.  Light pink, mauve shading.  Small, single, star-shaped bloom form.  Midsummer to midautumn.  Height of 23' (700 cm).   Barry Fretwell (2011).

4 favorite votes.  

White.  Mid-to-late summer.  USDA zone 5b through 8b.  

4 favorite votes.  

Large-flowered, Late.  Pink.  Single, curved edge, twisted petals bloom form.  Midsummer to early autumn.  USDA zone 3b through 9b.  Height of 8' to 10' (245 to 305 cm).   Vince Denny (1990).

4 favorite votes.