condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.5097733333333333 0.0 1.52932 Primary Rachis 0.23774633333333334 0.0 0.384925 Petiole 0.119006 0.0 0.357018 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 2.1724799999999997 0.0 5.45283