condition mean min max Sterile Leaflet 3.8014533333333334 2.26651 5.4685 Fertile Leaflet with Sori 5.042613333333334 2.82983 7.19916 Primary Rachis 7.0987800000000005 3.47433 12.0767 Petiole 6.74599 4.92054 9.07575 Root 3.60963 0.0 7.19472