condition mean min max Sterile Leaflet 1.6777389999999999 0.765677 2.96746 Fertile Leaflet with Sori 5.311351666666667 0.778395 13.7626 Primary Rachis 2.26892 1.25854 3.20386 Petiole 3.50094 1.91124 5.77001 Root 0.0 0.0 0.0