condition mean min max Sterile Leaflet 1.299485 0.596935 2.2348 Fertile Leaflet with Sori 3.271533333333333 2.99747 3.58272 Petiole 0.756665 0.322229 1.24847 Crozier 16.2717 12.2353 22.1103 Rhizome 0.9240813333333333 0.53117 1.4175 Root 1.038923 0.288754 2.2524