condition mean min max Sterile Leaflet 0.1107156 0.0 0.263518 Fertile Leaflet with Sori 5.849233333333333 2.98611 9.04446 Petiole 0.047132 0.0 0.141396 Crozier 1.918687 0.990661 3.05666 Rhizome 0.1051476 0.0 0.256426 Root 0.2625283333333333 0.0 0.582016