condition mean min max Sterile Leaflet 2.235573 0.105799 3.57417 Fertile Leaflet with Sori 3.19022 1.7059 5.12719 Primary Rachis 10.841256666666666 1.10437 16.5592 Petiole 3.4111483333333332 0.424145 7.71347 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0