condition mean min max Sterile Leaflet 0.043559999999999995 0.0 0.13068 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Root 4.571366666666667 0.0 13.7141