condition mean min max Sterile Leaflet 1.6163256666666668 0.818317 2.31469 Fertile Leaflet with Sori 0.8628669999999999 0.0 2.21696 Primary Rachis 0.10616300000000001 0.0 0.318489 Petiole 0.12063800000000001 0.0 0.361914 Crozier 2.467106666666667 1.48683 4.22552 Rhizome 1.008284 0.0 2.06415 Root 0.47171 0.0 1.41513