condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 1.6643050000000001 0.879915 2.86337 Petiole 0.5260966666666667 0.0 1.57829 Crozier 0.0 0.0 0.0 Rhizome 1.7638200000000002 0.7395 2.62984 Root 5.881273333333334 1.63704 9.55073