| Parent | Category | Figures | |
|---|---|---|---|
| 1 | Calamagrostis | canadensis | 157 |
| 2 | Calamagrostis | nutkaensis | 50 |
| 3 | Calamagrostis | ophitidis | 44 |
| 4 | Calamagrostis | epigejos | 28 |
| 5 | Calamagrostis | acutiflora | 21 |
| 6 | Calamagrostis | stricta | 16 |
| 7 | Calamagrostis | epigeios | 15 |
| 8 | Calamagrostis | purpurascens | 7 |
| 9 | Calamagrostis | arundinacea | 6 |
| 10 | Calamagrostis | effusa | 6 |
| 11 | Calamagrostis | intermedia | 4 |
| 12 | Calamagrostis | villosa | 3 |
| 13 | Calamagrostis | pickeringii | 3 |
| 14 | Calamagrostis | rubescens | 3 |
| 15 | Calamagrostis | foliosa | 3 |
| 16 | Calamagrostis | purpurea | 2 |
| 17 | Calamagrostis | emodensis | 2 |
| 18 | Calamagrostis | quadriseta | 2 |
| 19 | Calamagrostis | coarctata | 1 |
| 20 | Calamagrostis | koelerioides | 1 |
| 21 | Calamagrostis | canescens | 1 |
| 22 | Calamagrostis | brachytricha | 1 |
| 23 | Calamagrostis | sesquiflora | 1 |
| 24 | Calamagrostis | chrysantha | 1 |
| 25 | Calamagrostis | varia | 1 |
| 26 | Calamagrostis | inexpansa | 1 |
| 27 | Calamagrostis | pseudophragmites | 1 |