| Parent | Category | Figures | |
|---|---|---|---|
| 1 | Arnica | cordifolia | 178 |
| 2 | Arnica | montana | 109 |
| 3 | Arnica | discoidea | 81 |
| 4 | Arnica | latifolia | 66 |
| 5 | Arnica | mollis | 37 |
| 6 | Arnica | chamissonis | 22 |
| 7 | Arnica | angustifolia | 17 |
| 8 | Arnica | acaulis | 14 |
| 9 | Arnica | longifolia | 12 |
| 10 | Arnica | parryi | 12 |
| 11 | Arnica | nevadensis | 12 |
| 12 | Arnica | frigida | 12 |
| 13 | Arnica | fulgens | 10 |
| 14 | Arnica | lanceolata | 9 |
| 15 | Arnica | lessingii | 8 |
| 16 | Arnica | rydbergii | 6 |
| 17 | Arnica | sororia | 5 |
| 18 | Arnica | amplexicaulis | 4 |
| 19 | Arnica | ovata | 3 |
| 20 | Arnica | gracilis | 2 |
| 21 | Arnica | lonchophylla | 2 |
| 22 | Arnica | griscomii | 2 |
| 23 | Arnica | venosa | 1 |
| 24 | Arnica | viscosa | 1 |
| 25 | Arnica | unalaschcensis | 1 |
| 26 | Arnica | dealbata | 1 |
| 27 | Arnica | louiseana | 1 |
| 28 | Arnica | spathulata | 1 |