condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 39.0364 17.6031 61.0402 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.019272 0.0 0.057816 Petiole 0.0 0.0 0.0 Rhizome 0.8535291666666667 0.0931625 2.3474 Root 0.168375 0.0 0.280208