condition mean min max Sterile Leaflet 0.18461966666666665 0.0 0.295406 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 2.69668 0.0 8.09004