condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 1.054832 0.0 2.86835 Primary Rachis 0.7573066666666667 0.0 1.22785 Secondary Rachis 0.6481843333333334 0.283511 1.25572 Petiole 0.394874 0.0 0.677629 Crozier 0.0 0.0 0.0 Root 7.54525 4.28125 12.134