condition mean min max Sterile Leaflet 0.3714193333333333 0.0 0.675854 Fertile Leaflet with Sori 0.26209036666666663 0.0611381 0.404329 Primary Rachis 0.931968 0.247629 1.68329 Secondary Rachis 1.0113576 0.0513668 2.00987 Petiole 1.1891683 0.0516399 2.9095 Crozier 2.64715 1.80199 3.20253 Root 1.066407 0.439711 1.47673