| No. | Cultivar | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
|
1
| 'Precisely' | Large | Light-Green | | - | Hybrid | Light-Purple | August | Livingston, Ron | --NR-- |
|
2
| 'Preconceived' | Large | Blue/Green | | - | Hybrid | Unknown | - | Livingston, Ron | --NR-- |
|
3
| 'Preconscious' | Large | Yellow | | - | Unknown | Unknown | - | Livingston, Ron | --NR-- |
|
4
| 'Predisposed' | Large | Light-Green | | - | Unknown | Unknown | - | Livingston, Ron | --NR-- |
|
5
| 'Predominance' | Large | Dark-Green | | - | Hybrid | Unknown | - | Livingston, Ron | --NR-- |
|
6
| 'Preferred' | Large | Light-Green | | - | Hybrid | Pure-White | August to September | Livingston, Ron | --NR-- |
|
7
| 'Prehensile' | Medium | Unknown | | - | Hybrid | Unknown | - | Livingston, Ron | --NR-- |
|
8
| 'Prescribed' | Large | Blue/Green | | - | Hybrid | Unknown | - | Livingston, Ron | --NR-- |
|
9
| 'Presence of Mind' | Large | Med-Green | | - | Hybrid | Light-Purple | July into August | Livingston, Ron | --NR-- |
|
10
| 'Presumption' | Large | Dark-Green | Streaked | Yellow | Unknown | Unknown | - | Livingston, Ron | --NR-- |
|
11
| 'Pretty Flower' | Medium | Med-Green | | - | Unknown | Deep-Purple | August | Livingston, Ron | --NR-- |
|
12
| 'Pretty Girl' | Large | Yellow | | - | Unknown | Pale-Lavender | - | Livingston, Ron | --NR-- |
|