condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 2.47527 0.0 7.42581 Rhizome 1.700586 0.0 4.30519 Root 0.868659 0.0 1.76651