condition mean min max Sterile Leaflet 0.0365493 0.0 0.0578048 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 Root 19.361244333333335 0.0 57.944