condition mean min max Sterile Leaflet 0.068368 0.0 0.205104 Fertile Leaflet with Sori 1.567683 0.222971 3.78937 Primary Rachis 0.28235866666666665 0.0 0.66026 Petiole 0.506465 0.205702 1.10084 Crozier 0.066926 0.0 0.200778 Rhizome 3.695315 0.174695 7.50712 Root 1.1483523333333334 0.309147 2.11259