condition mean min max Sterile Leaflet 4.85967 3.48951 7.05264 Fertile Leaflet with Sori 4.3617799999999995 2.45953 7.53899 Primary Rachis 5.33475 4.74685 6.03604 Petiole 5.146143333333334 4.32606 5.70951 Crozier 3.62511 2.57709 5.61949 Rhizome 2.18939 1.21949 3.08759 Root 2.786573 0.835649 5.96497