condition mean min max Sterile Leaflet 2.425133333333333 1.87626 3.16139 Fertile Leaflet with Sori 2.32503 1.569 3.20795 Primary Rachis 3.0776499999999998 2.92419 3.27909 Petiole 3.0982000000000003 2.65151 3.46756 Crozier 4.029206666666667 3.6183 4.26627 Rhizome 3.4789 3.16058 3.88951 Root 2.7114700000000003 2.18766 3.49752