| Parent | Category | Figures | |
|---|---|---|---|
| 1 | Blechnaceae | Blechnum | 4188 |
| 2 | Blechnaceae | Woodwardia | 1242 |
| 3 | Blechnaceae | Sadleria | 141 |
| 4 | Blechnaceae | Oceaniopteris | 110 |
| 5 | Blechnaceae | Struthiopteris | 110 |
| 6 | Blechnaceae | Cranfillia | 99 |
| 7 | Blechnaceae | Lomaria | 80 |
| 8 | Blechnaceae | Telmatoblechnum | 75 |
| 9 | Blechnaceae | Stenochlaena | 33 |
| 10 | Blechnaceae | Doodia | 28 |
| 11 | Blechnaceae | Parablechnum | 20 |
| 12 | Blechnaceae | Diploblechnum | 17 |
| 13 | Blechnaceae | Brainea | 7 |
| 14 | Blechnaceae | Lomariocycas | 7 |
| 15 | Blechnaceae | Salpichlaena | 6 |
| 16 | Blechnaceae | Anchistea | 1 |