condition mean min max Sterile Leaflet 2.2005033333333333 0.0 4.329 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.57048 0.0 1.71144 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.8206330000000001 0.0 1.99462