condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0234612 0.0 0.0703836 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.5995013333333333 0.0 1.45231 Root 8.61386 1.34767 14.6323