condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.006331933333333334 0.0 0.0189958 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.08811913333333334 0.0 0.230609 Root 27.253106666666667 1.07312 53.647