condition mean min max Sterile Leaflet 5.499617 0.293317 15.7902 Fertile Leaflet with Sori 4.872305 0.282505 9.05459 Primary Rachis 0.0 0.0 0.0 Petiole 0.04253933333333334 0.0 0.127618 Crozier 2.79542 1.80071 3.9836 Rhizome 0.10887266666666667 0.0 0.326618 Root 0.46944699999999995 0.0 1.03415