(TB) 'Twenty Four Karat' 1954, Steller 'Twenty Four Karat' (Berta Jane Steller, R. 1954) TB, 38" (97 cm), Midseason bloom. Intense light yellow self, few white ha...
(TB) 'Twenty One Guns' 1969, Johnson 'Twenty One Guns' (David F. Johnson, R. 1960). Seedling# 214. TB, 36" (91 cm). Midseason bloom. Apricot self; red beard. 'Pal...
■(TB) 'Twice Is Nice' 2013, Black 'Twice Is Nice' (Paul Black, R. 2012). Seedling# S69AR. TB, 42" (107 cm). Early to midseason bloom. Standards wheat tan; style a...
(TB) 'Twice Tossed' 2001, DeRose 'Twice Tossed' (Tony and Irene DeRose, R. 2001). Seedling# Z CC T 99. TB, 32" (81 cm), Midseason bloom. Blue purple self, falls w...
■(TB) 'Twickenham' 1974, Van Valkenburgh 'Twickenham' (Rosa Belle Van Valkenburgh, R. 1974). Seedling# 724 29. TB, 34" (86 cm), Early to midseason bloom. Standard...
(TB) 'Twilight' 1923, Dykes 'Twilight' (W. R. Dykes, 1923). AB, RB, TMB, tall. Midseason bloom. Color Class S3L. Blended bitone, blue, light. I. germanica X I. st...
(TB) 'Twilight Blue' 1939, Kirkland 'Twilight Blue' (James Kirkland, R. 1939). TB. Midseason bloom. Color Class B1L. From Iris City Gardens catalog, 1940: TWILIGH...
(TB) 'Twilight Charm' 1945, Wareham 'Twilight Charm' (John Wareham, R. 1945) TB. Late midseason bloom. Color Class W7. From seedlings derived from I. trojana an...
■(TB) 'Twilight Of The Gods' 2007, Fan 'Twilight Of The Gods' (Chun Fan, R. 2006). Seedling# F02 0054. TB, 41" (104 cm), Midseason bloom. Orange self, Standards s...
(TB) 'Twilight Orange' 1944, Wareham 'Twilight Orange' (John Wareham, R. 1944) TB. Late midseason bloom. Color Class Y7D. From seedlings derived from I. trojana ...
(TB) 'Twilight Peace' 1948, Gersdorff 'Twilight Peace' (Charles Gersdorff, R. 1948) TB. Late bloom. Color Class S9M. 'Arcata' x Loomis seedling# SQ70. Main.B...
(TB) 'Twilight Sea' 1974, Farley 'Twilight Sea' (L. Farley, R. 1974) Seedling# 72 12 E. TB, 34" (86 cm). Early to midseason bloom. Deep navy blue violet self; bea...
(TB) 'Twilight Shadows' ?, Morse 'Twilight Shadows' (William E. Morse) TB. Late midseason bloom. Color Class B9M. 'Asia' x 'Prospero'. Main.BobPries 2011 0...
(TB) 'Twin Halo' 1959, Bernard 'Twin Halo'(L. B. Bernard, R. 1959). Seedling# B 543 57. TB, 40" (102 cm). Early to midseason bloom. White plicata with medium viol...
(TB) 'Twin Larches' 1920, Thomas 'Twin Larches' ( Frank M. Thomas, R 1920) TB; Midseason bloom. Color code Y5M. Introduced by Twin Larches 1922. Declared obsolete...
(TB) 'Twin Rims' 1985, Morgan 'Twin Rims' (Austin Morgan, R. 1985). Seedling# Ac 9 5 3. TB, 36" (91 cm), Early to late bloom. Standards ivory; falls cerise, outer...
(TB) 'Twinkles' 1951, Linse 'Twinkles' (Jack Linse, R. 1951) TB, 38" Late midseaon bloom. Yellow and white bicolor. 'Jasmine' X 'Blue Valley'. Main.BobPries ...
■(TB) 'Twister' 2014, Hedgecock 'Twister' (Jim Hedgecock, R. 2014). Seedling# L 45 C. TB, 30" (76 cm), Midseason to late bloom. Standards dark purple, twisted; fa...
■(TB) 'Two Jewels' 1959, Whiting by C. Smith 'Two Jewels' (Agnes Whiting by Clifford W. Smith, R. 1958). Seedling# 5422. TB, 36" (91 cm). Late bloom. Standards ...
■(TB) 'Two Of A Kind' 2022, Edwards 'Two Of A Kind' (Craig Edwards, R. 2022) Seedling E 19, TB, 32" (81 cm), Early bloom. Standards lavender blue to light lavende...
(TB) 'Two Snows' 1952, Scott 'Two Snows' (Aleita Scott, R. 1951) TB, 40" (102 cm), Midseason to late bloom. White self, no markings. 'Snow Flurry' X 'Snow Carniva...
(TB) 'Two Timer' 1961, Smith 'Two Timer' (Eva Smith, R. 1960). Seedling# 59 28. TB, 36" (91 cm), Early to late bloom and re bloom. White with rosy violet markings...
■(TB) 'Two Timing Rosie' 2024, Hall by Adkins 'Two Timing Rosie' (Earl E. Hall, deceased, by Rita S. Adkins, R. 2024). Seedling. EH IB A, TB, 34" (86.5 cm), Midse...
(TB) 'Twyford' 1938, Waterer 'Twyford' (John Waterer Sons and Crisp, 1938) TB. Midseason bloom. Color Class S6D. 'Bruno' x 'Westward Ho'. Main.BobPries 201...
(TB) 'Twyla' 1998, Tompkins 'Twyla' (Chet Tompkins, R. 1998). Seedling# 93 23. TB, 38" (97 cm), Late midseason to very late bloom. Standards bone china white; sty...
(TB) 'Tyrant' 1945, Long 'Tyrant' (B. R. Long, R. 1945) TB. Midseason bloom. Color Class R1D. From seedlings derived from 8 named varieties. Main.BobPries ...
■(TB) 'Tyrolean Blue' 1963, Schreiner 'Tyrolean Blue' (Schreiner, R. 1963). Seedling# R606 A. TB, 33" (84 cm), Midseason to late bloom. Blue self, brown shoulder ...
(TB) 'Tzigane' 1946, Cayeux 'Tzigane' (Ferdinand Cayeux by René Cayeux, R. 1946) TB. Midseason bloom. Color Class Y8M. See below: * References References A...