condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 0.231638 0.0 0.516553 Fertile Leaflet with Sori 0.074787 0.0 0.224361 Petiole 0.0 0.0 0.0 Crozier 0.6597363333333333 0.400708 0.939471 Rhizome 2.107397333333333 0.0 5.82811 Stolon 0.676508 0.20709 1.38518 Stolon with Root 0.6706406666666667 0.204676 1.2202