| Key to Abbreviations |
|
| S. | Standards, the smaller upper petals |
| F. | Falls, the larger lower petals 3F= 3 falls, or single 6F= 6 falls, or double |
| tet. | Tetraploid, usually vigorous with large flowers |
| E-M-L | Early season, mid-season, or late season bloom |
| V | Very |
| r | registered or reported to be a repeat bloomer |
| HM | Honorable Mention--received recognition as a high-quality introduced garden variety in the year noted |
| MA | Morgan Award--the top award received by Siberian Irises from 1952 through 1984, awarded to one at most per year |
| PA | Payne Award--the top award received by Japanese Irises from 1966 through 1992, awarded to one at most per year |
| AM | Award of Merit--awarded to a few varieties of outstanding and proven garden value, succeeding and replacing in level the above awards |
| MW | Morgan-Wood Medal--the top award received by Siberian Irises from 1986 to the present, awarded to one per year |
| PM | Payne Medal--the top award received by Japanese Irises, beginning in 1993, awarded to one per year, except in cases of ties |