condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.013717833333333334 0.0 0.0411535 Primary Rachis 0.013576699999999999 0.0 0.0407301 Secondary Rachis 0.032128333333333335 0.0 0.096385 Petiole 0.0 0.0 0.0 Crozier 0.035931 0.0 0.107793 Root 8.689573333333334 0.0 22.0605