| There are 681 plants in Polymerous's plant list. |
| Amaryllis: 5 plants |
| Irises, TB: 159 plants |
| Chrysanthemum: 10 plants |
| Selected Trees and Shrubs: 9 plants |
| Irises, IB: 2 plants |
| Irises, BB: 4 plants |
| Irises, SDB: 7 plants |
| Pacific Coast Irises: 12 plants |
| Misc Irises: 5 plants |
| Irises, used to have: 108 plants |
| Irises, wanted: 8 plants |
| Daylilies: 95 plants |
| Daylilies, unregistered: 4 plants |
| Daylilies, used to have: 97 plants |
| Daylilies, wanted: 2 plants |
| Heucheras: 5 plants |
| Hostas: 6 plants |
| Annuals, Biennials, and Tender Perennials: 9 plants |
| Misc Perennials: 52 plants |
| Misc, used to have: 56 plants |
| Narcissus: 8 plants |
| Roses: 7 plants |
