condition mean min max Sterile Leaflet 0.007620933333333333 0.0 0.0228628 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 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 2.4193378333333335 0.0171535 6.61861