condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.4059696666666667 0.0 1.02843 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.7634449999999999 0.0 1.61031 Root 96.4841 38.4083 135.189