condition mean min max Sterile Leaflet 2.373270333333333 0.854401 3.49044 Fertile Leaflet with Sori 3.07965 1.20596 5.1189 Primary Rachis 3.03033 2.55703 3.45812 Secondary Rachis 5.27067 4.44187 5.82363 Petiole 3.34436 2.87497 4.15952 Crozier 1.0827776666666666 0.789189 1.46547 Root 16.5696 13.5487 19.076