condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 12.310303333333334 0.0 29.9827 Primary Rachis 0.0 0.0 0.0 Petiole 0.024197066666666666 0.0 0.0725912 Root 0.0 0.0 0.0