condition mean min max Sterile Leaflet 0.88944 0.0 2.66832 Fertile Leaflet with Sori 32.45933333333333 0.0 55.4431 Primary Rachis 0.008868599999999999 0.0 0.0266058 Petiole 0.0 0.0 0.0 Crozier 0.1151921 0.0513701 0.198413 Rhizome 0.23652493333333333 0.0861488 0.402744 Root 0.0 0.0 0.0