condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 1.184098 0.882314 1.5621 Rhizome 1.9851663333333334 0.613919 2.92708 Root 0.0 0.0 0.0