condition mean min max Sterile Leaflet 0.3581666666666667 0.0 1.0745 Fertile Leaflet with Sori 0.058325999999999996 0.0 0.174978 Primary Rachis 0.0 0.0 0.0 Petiole 0.06773 0.0 0.20319 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 4.887406666666667 2.14556 9.8535