condition mean min max Sterile Leaflet 2.707275 0.848025 4.26033 Fertile Leaflet with Sori 1.2043283333333332 0.906595 1.36323 Primary Rachis 2.27385 1.1795 3.34065 Petiole 2.41434 1.55815 3.44191 Crozier 1.390428 0.917524 2.0055 Rhizome 1.503117 0.704691 2.73358 Root 0.45154466666666665 0.0 0.719852