condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.0093703 0.0 0.0281109 Rhizome 9.43069 0.0 26.1376 Root 0.18285223333333334 0.0331827 0.412593