condition mean min max Sterile Leaflet 0.9619856666666667 0.103316 2.14177 Fertile Leaflet with Sori 3.1079499999999998 1.61581 5.10086 Petiole 0.0176856 0.0 0.0530568 Crozier 0.15282733333333334 0.0 0.458482 Rhizome 0.0 0.0 0.0 Root 0.0165196 0.0 0.0495588