Group 2, Viticella Group.  Lilac - blue, yellow anthers.  Moderate fragrance.  Very large, single bloom form.  Late spring to early summer.  USDA zone 6a and warmer.  
Height: 4'11" to 6'7" (150 to 200cm).   Raymond J. Evison (1998), Mogens Nyegaard Olesen (1998).

6 favorite votes.  

Group 3, Viticella Group.  Crimson, pink shading, green stamens.  Small bloom form.  USDA zone 2a and warmer.   Unknown (1858).

6 favorite votes.  

Atragene Group, Early Small Flowered, Group 1, Species.  Brown, red shading.  Single, bell-shaped bloom form.  Late spring to midsummer.  USDA zone 4b through 9b.  Height of up to 13' (up to 395 cm).   Unknown (1840).

6 favorite votes.  

Early Large Flowered, Group 2.  Single bloom form.  Mid-to-late spring, mid-to-late summer.  USDA zone 4b through 9b.  Height of 6' to 8' (185 to 245 cm).   Frank Meecham (1980).

6 favorite votes.  

Herbaceous Group, Late, Small-flowered.  Violet.  Mild fragrance.  Single, bell-shaped, nodding bloom form.  USDA zone 4b through 9b.  Height of 4' to 6' (120 to 185 cm).   M.A. Beskaravainaja / Бескаравайная (1979).

6 favorite votes.  

Group 3, Late Small Flowered.  Cowslip fragrance.  Bell-shaped, clusters, curved tip bloom form.  Midsummer to early autumn.  USDA zone 6b through 9b (default).  Height of up to 25' (up to 760 cm).   Unknown in China (1898).

6 favorite votes.  

Group 3, Late, Small-flowered.  White.  Strong fragrance.  Star-shaped bloom form.  Late summer to midautumn.  USDA zone 5b through 9b.  Height of up to 25' (up to 760 cm).   Unknown in China, Unknown(Japan), Unknown(Korea), Unknown(Taiwan

6 favorite votes.  

Late, Species.  White.  Strong fragrance.  Single, curved tip bloom form.  Late summer to midautumn.  USDA zone 4b through 9b.  Height of 12' to 15' (365 to 455 cm).   Unknown(Nepal) (1830).

6 favorite votes.  

Herbaceous Group, Late, Small-flowered.  White.  Small, single, hyacinth-shaped bloom form.  Midsummer to early autumn.  USDA zone 4b through 9b.  Height of 3' to 4' (90 to 120 cm).   Unknown(Japan) (1860).

6 favorite votes.  

Group 3, Viticella Group.  Pink - red, white stripes, cream anthers, ages to violet .  Small, single, semi-nodding bloom form.  Midsummer to early autumn.  USDA zone 3b through 9b.  Height of 10' to 12' (305 to 365 cm).   Hans Vermeulen (1996).

6 favorite votes.  

Early Large Flowered, Group 2.  Mauve, purple shading, white stamens, red anthers.  Large, single bloom form.  Late spring to early summer, late summer.  USDA zone 4b through 9b.  Height of 6' 7" to 9' 10" (200 to 300 cm).   John Gudmundsson (1955).

6 favorite votes.  

Early Large Flowered.  Light green, light yellow stamens, ages to light pink .  Medium, double bloom form.  Late spring to midsummer.  USDA zone 2a and warmer.  Height of 4' 11" to 6' 7" (150 to 200 cm).   Robert Fortune (1860).

6 favorite votes.  

Early Small Flowered, Evergreen, Group 1.  White, red stripes / flecks / streaks.  Mild fragrance.  Single, nodding bloom form.  Mid-to-late autumn.  USDA zone 7b through 9b.  Height of 10' to 13' (305 to 395 cm).   Raymond J. Evison (1989).

6 favorite votes.  

Early Large Flowered.  Blue.  Single bloom form.  Late spring to early summer, late summer.  USDA zone 4b through 9b.  Height of 6' to 8' (185 to 245 cm).   Magnus Johnson (1955).

6 favorite votes.  

USDA zone 2a and warmer.  

6 favorite votes.  

Group 3, Herbaceous Group.  Deep blue, purple shading, violet stamens, ages to lighter .  Medium, single, ribbed, ruffled edge bloom form.  Early summer to early autumn.  Height of 39" to 4' 11" (100 to 150 cm).   Laurence Arene-Querard (1994).

6 favorite votes.  Average rating: GOOD+.  

USDA zone 2a and warmer.   Unknown (1999).

6 favorite votes.  

Group 3, Late Large Flowered.  Mauve or white with rose-red bands, yellow stamens.  Very large, semi-double bloom form.  Midsummer to midautumn.   Louis Christen (1885).

6 favorite votes.  

Early Large Flowered.  Red.  Single, curved edge, grooved, overlapping bloom form.  Late spring to early summer, late summer, mid-to-late summer.  USDA zone 4b through 9b.  Height of 8' to 10' (245 to 305 cm).  

6 favorite votes.  

Early Small Flowered, Macropetala Group.  White.  Double, bell-shaped bloom form.  USDA zone 2a and warmer.  

6 favorite votes.  

Group 3, Herbaceous Group, Late, Small-flowered.  Lilac, blue shading.  Almond fragrance.  Single, hyacinth-shaped, tubular bloom form.  Midsummer to early autumn.  USDA zone 5b through 9b.  Height of 3' to 5' (90 to 150 cm).   Victor Lemoine (1900).

5 favorite votes.  

Early Large Flowered.  Lilac, darker center.  Single bloom form.  Late spring to early summer, late summer.  USDA zone 4b through 9b.  Height of 6' to 8' (185 to 245 cm).   Percy Picton (1974).

5 favorite votes.  

Group 3, Late Large Flowered.  Light pink, lilac shading, deep pink stripes.  Medium, single bloom form.  Midsummer to early autumn.  USDA zone 2a and warmer.  Height of 4' 11" to 6' 7" (150 to 200 cm).   Uno Kivistik (1986), Aili Kivistik (1986).

5 favorite votes.  

Atragene Group, Early Small Flowered, Group 1, Macropetala Group.  White.  Double, nodding bloom form.  Late spring, late summer.  USDA zone 3b through 9b.  Height of 7' (215 cm).   Barry Fretwell (1969).

5 favorite votes.