condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Rhizome 2.5139473333333333 0.0 7.23972 Root 0.06554273333333334 0.0447919 0.0921618