condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.6203533333333333 0.0 1.86106 Root 2.8657533333333336 0.0 8.59726