condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.05231233333333333 0.0 0.156937 Primary Rachis 0.09481283333333333 0.0 0.191492 Petiole 0.0 0.0 0.0 Root 5.845199999999999 0.0 17.5356