Alpina Group, Atragene Group, Early Small Flowered.  Blue.  Mild fragrance.  Single, nodding bloom form.  Early-to-midspring.  USDA zone 3b through 9b.  Height of 8' to 10' (245 to 305 cm).   Magnus Johnson (1980).

3 favorite votes.  

Early Large Flowered, Group 2.  Blue, lilac shading, yellow anthers.  Large, single bloom form.  Late spring to early summer, late summer to early autumn.  USDA zone 6a and warmer.  Height of 6' 7" to 8' 2" (200 to 250 cm).   Kozo Sugimoto (2005).

3 favorite votes.  

USDA zone 2a and warmer.  

3 favorite votes.  

Group 3, Late Large Flowered.  Lilac, rose-pink stripes.  Very large, single, ruffled edge bloom form.  Late summer to midautumn.  USDA zone 6a and warmer.  Height of 8' 2" to 9' 10" (250 to 300 cm).   Brother Stefan Franczak (1978).

3 favorite votes.  

Group 3, Late, Small-flowered, Texensis-Viorna Group.  Red.  Single, pitcher-shaped, semi-nodding bloom form.  Late spring to late summer.  USDA zone 4b through 9b.  Height of 5' to 8' (150 to 245 cm).   Everett Leeds (1991).

3 favorite votes.  

Group 3, Late, Small-flowered, Tangutica Group.  Single, nodding bloom form.  Midsummer to midautumn.  USDA zone 4b through 9b.  Height of 10' to 13' (305 to 395 cm).   John Treasure (1970).

3 favorite votes.  

Mauve.  USDA zone 2a and warmer.  

3 favorite votes.  

Late Small Flowered, Texensis-Viorna Group.  Red.  Single, curved tip, nodding, pitcher-shaped bloom form.  Midsummer to early autumn.  USDA zone 6b through 10b.  Height of 5' to 7' (150 to 215 cm).   Unknown American origin (1901).

3 favorite votes.  

Viticella Group.  Light blue, lavender shading.  Large, single bloom form.   Victor Lemoine (1883).

3 favorite votes.  

Early Small Flowered, Group 1, Montana Group.  Pink.  Single, cup-shaped bloom form.  Late spring.  USDA zone 7b through 9b.  Height of 14½' to 20' (440 to 610 cm).   Unknown.

3 favorite votes.  

Early Large Flowered, Viticella Group.  Violet, blue shading, ages to purple .  Medium, single bloom form.   De Guasco (1857).

3 favorite votes.  

USDA zone 2a and warmer.   Szczepan Marczynski (2004).

3 favorite votes.  

Early Small Flowered, Group 1, Montana Group.  Pink.  Single, ruffled edge bloom form.  USDA zone 8b through 9b.  Height of 7' to 15' (215 to 455 cm).   Albert Voneshan (1958).

3 favorite votes.  

Group 2, Texensis-Viorna Group, Viticella Group.  White, mauve reverse, white anthers.  Fleshy.  Small, bell-shaped bloom form.  Midsummer to early autumn.  Height of 5' 11" to 7' 10" (180 to 240 cm).   Barry Fretwell (2010).

3 favorite votes.  

Early Large Flowered.  Red.  Single bloom form.  Late spring to early summer, late summer.  USDA zone 4b through 9b.  Height of 8' to 10' (245 to 305 cm).   Carol Fair (1993), Keith Fair (1993).

3 favorite votes.  

Early Small Flowered, Evergreen, Group 1.  White, cream anthers.  Small, single, clusters, semi-nodding bloom form.  Early-to-midspring.  USDA zone 7b through 9b.  Height of 6½' (200 cm).   Joe Cartman (1983).

3 favorite votes.  

Early Large Flowered.  Deep pink, deep pink center, lighter edges, red anthers.  Single bloom form.  Late spring to early summer, late summer.  USDA zone 4b through 9b.  Height of 8' to 10' (245 to 305 cm).   Walter Pennell (1950).

3 favorite votes.  

Group 3, Herbaceous Group.  Dark purple, dark red stamens.  Medium, single bloom form.  Late spring to late summer.  Height of 4' 11" to 6' 7" (150 to 200 cm).   Barry Fretwell (1994).

3 favorite votes.  

Early Large Flowered.  White, pink undertones, pink center.  Single, grooved, ruffled edge bloom form.  Late spring to early summer, early autumn.  USDA zone 4b through 9b.  Height of 8' to 10' (245 to 305 cm).   Pat Coleman (1990).

3 favorite votes.  

Early Large Flowered.  Pink.  Single bloom form.  Mid-to-late spring, late summer.  USDA zone 4b through 9b.  Height of 6' to 8' (185 to 245 cm).   Nihon Kaki.

3 favorite votes.  

Large-flowered, Late.  Violet.  Single bloom form.  Mid-to-late summer.  USDA zone 4b through 9b.  Height of 8' to 10' (245 to 305 cm).   Barry Fretwell, Frank Watkinson.

3 favorite votes.  

Group 3, Viticella Group.  Deep pink, yellow anthers.  Small, single, bell-shaped, nodding bloom form.  Late spring to early autumn.  Height of 39" to 4' 11" (100 to 150 cm).   Raymond J. Evison (1998), Mogens Nyegaard Olesen (1998).

3 favorite votes.  

Atragene Group, Group 1.  Violet, ages to purple .  Golden-yellow foliage.  Small to medium bloom form.  Early spring to late summer.  Height of 39" to 4' 11" (100 to 150 cm).   Hans Stolwijk (2001).

3 favorite votes.  

Early Large Flowered.  Blue.  Single bloom form.  Late spring to early summer, late summer.  USDA zone 4b through 9b.  Height of 5' to 6' (150 to 185 cm).   Uno Kivistik (1983).

3 favorite votes.