(SPEC) 'R. M. Cooley' 1932, Sanford 'R. M. Cooley' (L. W. Sanford, 1932) English Iris: Color code B1L. Cooley 1932. See below: * * References References Aw...
(SPEC) 'Rainbow In May' 2012, Xiaoying Bi 'Rainbow In May' (Xiaoying Bi, R. 2012) SPEC ( I. tigridia ), 4.5 5.5. Late bloom. Standards light pink violet (RHS N81...
(SPEC) 'Regalis' 1931, Small 'Regalis' (John Kunkel Small, R. 1931). Vinicolores Section; 48" (120 cm); Color Code S7L; One of the finest and most unusual of the ...
(Spec) Iris regeli Maxim ex Regel 1879, Eduard August Regel Iris regeli Maxim. ex Regel (Eduard August Regel, 1879). Subgenus Limniris, Series Tenuifoliae;In T ru...
■ (SPEC) Iris regis uzziae Feinbrun 1978, Botanical author Feinbrun Iris regis uzziae Feinbrun (Professor Naomi Feinbrun, 1978, Edom, southern Jordan and Central ...
(SPEC) 'Reticulata Coerulea' 1892, Nelson 'Reticulata Coerulea' (Rev. G. T. (or J. G.) Nelson, before 1892). Subgenus Hermodactyloides . Reticulata. Color Code B1...
■ (SPEC) 'Reticulata Cyanea' 1874, Regel 'Reticulata Cyanea' (Eduard August von Regel, 1874). Section Hermodactyloides. Reticulata. Color Code B3M; medium blue ...
(SPEC) 'Reticulata Hercules' before 1934, Van Tubergen 'Reticulata Hercules' ( C. G. Van Tubergen, before 1934, R. 1936). Section Hermodactyloides. Reticulata; Co...
(SPEC) 'Reticulata Krelagei' 1873, Regel ‘Reticulata Krelagei’. (Eduard August von Regel, 1873 The Caucasus). Section Hermodactyloides. Reticulata; Color Code R7D...
(SPEC) Iris reticulata var. Luteo Alba 1908, Chapman Iris reticulata var. Luteo Alba ( noted by F. Herbert Chapman, 1908) in notes Iris luteo alba.— This little p...
(SPEC) 'Reticulata Major' 1889, Nelson ‘Reticulata Major’. (Rev. G. T. (or J. G.) Nelson, before 1889). Section Hermodactyloides. Reticulata; Color Code B9D; Dark...
(SPEC) 'Reticulata Purpurea' 1892, Leichtlin ‘Reticulata Purpurea’ ( Max Leichtlin). Section Hermodactyloides. D Reticulata; Color Code B7D; Dark red toned blue s...
(SPEC) 'Reticulata Velvet' before 1914, Krelage 'Reticulata Velvet'. ( E. H. Krelage and Son, before 1914, R. 1939). Section Hermodactyloides. Reticulata; Color C...
(SPEC) 'Rhodantha' 1931, Alexander 'Rhodantha' (Edward Johnston Alexander, R. 1931). Viniccolores Section; 36" (90 cm), Color Code R7M; a fine even self of pure d...
(SPEC) Iris rhodochrysea Small aka 'Rhodochrysea' 1931Y, Small 'Rhodochrysea' (John Kunkel Small, R. 1931). Vinicolores Section; 36" (90 cm), Color CodeS7M; one o...
(SPEC) 'Riopelle' 1992, Huber 'Riopelle' ( Tony Huber, R. 1992) Seedling #1DM Bar 01. SPEC ( I. versicolor ), 27" (70 cm). Very early bloom. Standards light rosy...
(SPEC) 'Rivularis' 1927, Small 'Rivularis' (John Kunkel Small, 1927) Hex: B; Reference; Original description in Addisonia 12: 1, 11. March 1927 with colored plat...
(SPEC) 'Rose Watson' 1931, Watson 'Rose Watson' (J. H. Watson, 1931) English Iris; Color code R7L; Sharp 1931; parentage 'Virginia' X 'L'Obscurite'. See below: ...
■ (SPEC) Iris rosenbachiana Regel 1884, Botanical author Regel Iris rosenbachiana Regel (Eduard August von Regel, 1884, Turkestan); Subgenus Scorpiris . Juno; Co...
(SPEC) 'Rousseau' 1906, Van Waveren 'Rousseau' (Van Waveren, 1906) English Iris; Color code B1M; See below: * * References References Van Waveren 1906, 19...
■ (SPEC) 'Rowden Cantata' 2002, Carter 'Rowden Cantata' ( John and Galen Carter, R. 2002) SPEC ( Iris versicolor ), 26" (66 cm). Midseason to late bloom. Stand...
(SPEC) 'Rowden Harmony' 2003, Carter 'Rowden Harmony' ( John and Galen Carter, R. 2003) SPEC ( Iris versicolor ), 20" (51 cm). Midseason to late bloom. Standards...
(SPEC) 'Rowden Madrigal' 2002, Carter 'Rowden Madrigal' ( John and Galen Carter, R. 2002) SPEC ( Iris versicolor), 24" (61 cm). Midseason to late bloom and rebloo...
(SPEC) Iris rubicunda Small aka 'Rubicunda' 1931, Small 'Rubicunda' (John Kunkel Small R. 1931). Vinicolores Section; 42" (105 cm). Color Code RD; A fine large, v...
(SPEC) 'Rubrolilacina' 1931, Alexander 'Rubrolilacina' (Edward Johnston Alexander, R. 1931). Vinicolores Section; Color Code RL; Alexander gives the following des...
(SPEC) 'Rudolph Spring' 1992?, Rix 'Rudolph Spring' (Collected by Martin Rix, in China ) Perhaps the smaller flowered, dark blue form brought back by Martin Rix; ...
■ (SPEC) Iris rudskyi Considered a variant of Iris variegata by the World Checklist originally considered a separate species by Horvat; Iris rudskyi Horvat ...
■ (SPEC) Iris ruthenica Ker Gawl. 1808, Botanical author Ker Gawler Iris ruthenica Ker Gawl. (John Ker Gawler, 1808, Transylvania to northern China and Korea); ...