condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0042375 0.0 0.0127125 Secondary Rachis 0.0 0.0 0.0 Petiole 0.006404966666666667 0.0 0.0192149 Crozier 0.0 0.0 0.0 Root 3.892916333333333 0.353559 10.2754