condition mean min max Sterile Leaflet 4.496533333333334 3.60406 5.81434 Fertile Leaflet with Sori 4.106303333333333 2.25209 6.0064 Primary Rachis 5.612563333333333 4.85598 7.05076 Secondary Rachis 5.96758 5.27801 7.13986 Petiole 5.9228700000000005 4.22355 8.67985 Crozier 6.35799 5.5013 7.46989 Root 3.84941 3.06528 5.18151