condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.018631033333333335 0.0 0.0558931 Petiole 0.044747 0.0 0.134241 Root 68.31396433333333 0.241593 171.956