Classification treatment Genus Species Characteristics of SSR P P P P Literature cited
Genome IGS LSC Mononucleotide
Three genera
Gymnosphaera
A. denticulata A. podophylla
No. of SSRs
0.048*
0.048*
0.048*
0.048*
Smith et al., 2006; Korall et al., 2007; Janssen et al., 2008; Korall and Pryer, 2014; Ching, 1978; Dong, 2019.
A. gigantea A. metteniana
Relative abundance (No./kb)
0.033*
0.050 *
0.050 *
0.050 *
Alsophila
A. costularis A. spinulosa Relative density (bp/kb)
0.050 *
0.050 *
0.050 *
0.050 *
Sphaeropteris
S. brunoniana S. lepifera
GC content
0.050 *
0.050 *
0.050 *
0.050 *
Two genera
Alsophila
A. denticulata A. podophylla
No. of SSRs
0.502
0.502
0.502
0.502
PPG I, 2016; Xia, 1989; Zhang and Nishida, 2013.
A. gigantea A. metteniana
Relative abundance (No./kb)
0.478
0.505
0.505
0.505
A. costularis A. spinulosa Relative density (bp/kb)
0.505
0.505
0.505
0.505
Sphaeropteris
S. brunoniana S. lepifera
GC content
0.046*
0.046*
0.046*
0.046*