Flora treatments
| Family number | Family | Versions | Author |
|---|---|---|---|
| 1 | Lycopodiaceae | ||
| 2 | Isoetaceae | ||
| 3 | Selaginellaceae | ||
| 4 | Psilotaceae | ||
| 5 | Ophioglossaceae | ||
| 6 | Osmundaceae | ||
| 7 | Gleicheniaceae | ||
| 8 | Schizaeaceae | ||
| 9 | Marsileaceae | ||
| 10 | Salviniaceae | ||
| 11 | Cyatheaceae | ||
| 12 | Dicksoniaceae | ||
| 13 | Lindsaeaceae | ||
| 14 | Dennstaedtiaceae | ||
| 15 | Pteridaceae | ||
| 16 | Aspleniaceae | ||
| 17 | Thelypteridaceae | ||
| 18 | Blechnaceae | ||
| 19 | Dryopteridaceae | ||
| 20 | Pinaceae |
