| Alsophila spinulosa | Adiantum capillus-veneris | Psilotum nudum | Angiopteris evecta |
Total Length (bp) | 156661 | 150568 | 138829 | 153901 |
   GC content (%) | 40.43 | 42.01 | 36.03 | 35.48 |
LSC Length (bp) | 86308 | 82282 | 84617 | 89709 |
   GC content (%) | 39.62 | 40.82 | 33.63 | 33.66 |
SSC Length (bp) | 21623 | 21392 | 16304 | 22086 |
   GC content (%) | 37.85 | 37.10 | 29.97 | 33.05 |
IR Length (bp) | 24365 | 23447 | 18954 | 21053 |
   GC content (%) | 43.02 | 46.33 | 44.00 | 40.65 |
Number of genea | 117 | 117 | 118 | 121 |
   Protein gene | 85 | 84 | 81 | 85 |
   rRNA gene | 4 | 4 | 4 | 4 |
   tRNA gene | 28 | 29b | 33 | 32 |