| Parent | Category | Figures | |
|---|---|---|---|
| 1 | Morella | cerifera | 926 |
| 2 | Morella | pensylvanica | 440 |
| 3 | Morella | californica | 308 |
| 4 | Morella | faya | 54 |
| 5 | Morella | parvifolia | 43 |
| 6 | Morella | quercifolia | 38 |
| 7 | Morella | caroliniensis | 33 |
| 8 | Morella | rubra | 28 |
| 9 | Morella | cordifolia | 20 |
| 10 | Morella | pubescens | 18 |
| 11 | Morella | serrata | 17 |
| 12 | Morella | humilis | 15 |
| 13 | Morella | pumila | 14 |
| 14 | Morella | integra | 4 |
| 15 | Morella | kraussiana | 4 |
| 16 | Morella | pilulifera | 1 |
| 17 | Morella | pringlei | 1 |
| 18 | Morella | esculenta | 1 |