condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.16706100000000002 0.0 0.501183 Primary Rachis 0.4652866666666667 0.0 1.39586 Petiole 2.217071 0.137697 5.5863 Root 0.0 0.0 0.0