condition mean min max Sterile Leaflet 0.24561823333333332 0.0570147 0.491996 Fertile Leaflet with Sori 2.1819509999999998 0.988713 3.00881 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.330314 0.0 0.872943 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.027766933333333334 0.0 0.0645455