condition mean min max Sterile Leaflet 1.0621966666666667 0.0 3.18659 Fertile Leaflet with Sori 0.935169 0.364005 1.63479 Primary Rachis 4.69589 0.0 12.018 Petiole 8.2172 0.0 20.3883 Root 1.24788 0.0 2.20119