| Cultivar | Hybridizer | Year | Ht. | Sz | Season | Re | Fol. | Fr | Spd | tet | Color | Mark | Price | Remarks |
| Quad Quiddity | Wetzel | 2004 | 26 | 5.5 | M | dor | golden yellow | green throat | dsp | 75% polytepal | ||||
| Queen Mother Memorial | Dickerson | 2002 | 34 | 7 | E | y | dor | purple | orchid eye | dsp | ||||
| Quiet Joy | Ware | 2000 | 60 | 5.8 | EM | dor | y | light pink blend bitone | 40 | tall and ethereal | ||||
| Quinn Buck | Peck | 1976 | 26 | 7 | M | dor | t | lavender | 5 | A.M. | ||||
| Rachael My Love | Talbott | 1983 | 18 | 5 | EM | y | ev | y | dbl | yellow | 8 | Ida Munson Award | ||
| Radiant Greetings | Wild | 1975 | 38 | 5.5 | M | y | dor | yellow | red halo | dsp | ||||
| Radiant Love | Soules | 1982 | 26 | 5.3 | M | dor | t | pink | salmon ribs | 5 | ||||
| Radiant Moonbeam | Larch | 1978 | 36 | 6.5 | ML | s-ev | near white | 12 | excellent near white | |||||
| Rainbow Connection | Apps | 1983 | 20 | 4 | M | dor | pink melon polychrome | 12 | ||||||
| Rainbow Gold | Peck | 1972 | 29 | 8 | EM | dor | t | gold | 5 | rich color, strong plant | ||||
| Raindrop | Kennedy | 1972 | 12 | 2 | M | s-ev | y | light yellow | 5 | Lenington Award | ||||
| Raining Violets | Wild | 1983 | 20 | 4.9 | ML | y | dor | y | violet | cream midribs | dsp | |||
| Rajah | Stout | 1935 | 40 | M | y | dor | red | 5 | ||||||
| Ralph Henry | Hall D | 1964 | 20 | 6 | M | dor | peach pink blend | 8 | ||||||
| Rare China | Hall D | 1958 | 38 | M | dor | rose blend | dsp | |||||||
| Rare Gift | Munson I | 1980 | 30 | 4.5 | M | y | ev | t | rose | blue eye | 5 | |||
| Raspberry Pixie | Williamson | 1964 | 12 | 1.5 | M | ev | y | rose blend | [dark eye] | 5 | ? bought as Little Grapette | |||
| Real Wind | Wild | 1978 | 27 | 7 | ML | y | dor | t | pink-orange | rose halo | 7 | still a unique color combo | ||
| Rebel Cause | Hall D | 1961 | 36 | ML | dor | red | 5 | |||||||
| Rectory Square | Kennedy | 1986 | 34 | 5 | ML | y | dor | y | rose bitone | 6 | ||||
| Red Butterfly | Burkey | 1996 | 38 | 6 | ML | dor | t | red | dsp | |||||
| Red Carousel | Peck | 1987 | 23 | 5 | M | dor | t | red | dsp | |||||
| Red Knight | Stout | 1949 | 48 | ML | dor | dark red | 8 | |||||||
| Red Rain | Whitacre | 1988 | 38 | 5.5 | M | s-ev | y | red | red eye | 8 | ||||
| Red Resplendence | Nesmith | 1952 | 39 | ML | s-ev | red | 6 | |||||||
| Red Ribbons | Lenington G | 1964 | 42 | 8 | M | ev | y | red | 6 | H. Olson Spider Award | ||||
| Red Rum | Pittard | 1974 | 15 | 4 | M | s-ev | rusty red | 5 | Lenington Award | |||||
| Red Thrill | Lenington G | 1964 | 40 | 6.5 | M | s-ev | va | red | 6 | |||||
| Red Volunteer | Oakes | 1984 | 30 | 7 | M | dor | t | red | 8 | |||||
| Regal Finale | Stamile | 1988 | 26 | 6 | L | dor | y | purple | 8 | |||||
| Regent Street | Weston J | 1989 | 28 | 4.5 | ML | y | ev | y | purple | purple eye | 8 | |||
| Renee | Dill | 1962 | 24 | M | dor | yellow | 5 | S.M. | ||||||
| Respighi | Munson RW | 1986 | 20 | 6 | EM | y | ev | t | black red | purple eye | 6 | |||
| Return Trip | Loughry | 1992 | 18 | 3.5 | EM | y | dor | cinnamon red/yellow | red eye | 10 | ||||
| Reuther's Brown Spider | Reuther | unreg | dor | spd | brown | |||||||||
| Revolute | Sass HP | 1944 | 46 | M | y | dor | yellow | 8 | S.M. | |||||
| Reynard | Ware | 1995 | 38 | 7 | M | dor | y | t | orange/yellow bicolor | 20 | ||||
| Ribbonette | Lenington G | 1951 | 34 | M | dor | va | red | 8 | unusual lighter edge | |||||
| Roaring Jellyfish | Reed | 2003 | 38 | 6.5 | M | dor | raspberry rose pink | dsp | ||||||
| Rock Solid | Stamile | 2002 | 27 | 4.8 | EM | y | dor | vfr | t | cream | plum violet eye / edge | dsp | ||
| Rococo | Biery | 1972 | 20 | 4 | M | dor | y | yellow | 6 | blooms up to 7" here | ||||
| Rodger Croker | Cruse | 1977 | 18 | 3.5 | EM | s-ev | rose red | darker eye | 5 | |||||
| Romeo | Hawkins | 1949 | 45 | M | dor | red | dsp | |||||||
| Rooten Tooten Red | Klehm | unreg | 24 | 5 | M | dor | red | dsp | ||||||
| Rose Emily | Pierce | 1982 | 18 | 6 | M | y | s-ev | y | rose pink | 7 | A.M. | |||
| Rose Of Yarrow | Peck | 1970 | 26 | 6 | ML | s-ev | t | orchid rose | white ribs | 8 | great in a clump | |||
| Rosella Sheridan | Spalding W | 1976 | 21 | 6.8 | M | ev | pink | 6 | A.M. | |||||
| Roses in Snow | Hansen D | 1999 | 24 | 5.3 | EM | y | s-ev | t | red | ivory edge | dsp | |||
| Rosie Meyer | Alexander | 1957 | 32 | E | y | ev | red | 8 | ||||||
| Rosy Image | Schoonover | 1974 | 32 | 6 | ML | dor | rose/magenta blend | 8 | ||||||
| Rosy Returns | Apps | 1999 | 16 | 3.8 | EE | y | dor | y | rose pink blend | purple band | dsp | patented | ||
| Royal Charm | Soules | 1988 | 16 | 3.4 | EM | s-ev | y | yellow | purple eye | 5 | ||||
| Royal Garnet | Wild | 1966 | 23 | 5 | M | dor | dark red | 5 | ||||||
| Royal Jester | Kennedy | 1991 | 24 | 6 | L | dor | strawberry & cream bicolor | dsp | ||||||
| Ruby Hartman | Krekler | 1976 | 24 | 5.5 | E | dor | va | light pink | rose halo | 6 | ||||
| Ruby Topaz | Yonski | 1988 | 21 | 4.5 | M | y | dor | red | 20 | |||||
| Ruffled Apricot | Baker | 1972 | 28 | 7 | EM | dor | y | t | apricot | 6 | S.M. | |||
| Ruffled Valentine | Wild | 1977 | 32 | 4.5 | M | dor | dark red | 8 | ||||||
| Rural Charm | Ware | 2009 | 43 | 6.5 | M | dor | y | rosy orange red blend bitone | 50 | |||||
| Rural Nightlight | Ware | 2009 | 52 | 5.4 | EM | dor | y | noc | light pink reverse bitone | cranberry eye | 50 | bud builder; true nocturnal | ||
| Rural Rascal | Ware | 2002 | 36 | 6.2 | E | dor | pink | burgundy eye | 20 | fast grower, robust plant | ||||
| Rural Style | Ware | 2002 | 41 | 6.5 | EM | dor | yellow-orange | 10 | proliferates | |||||
| Russian Rhapsody | Munson RW | 1973 | 30 | 6 | M | y | s-ev | t | violet | 6 | Lenington Award |