condition mean min max Sterile Leaflet 2.444553 0.0 6.7429 Fertile Leaflet with Sori 0.01571643333333333 0.0 0.0471493 Primary Rachis 0.4062863333333333 0.15179 0.802449 Petiole 0.0315939 0.0 0.0482943 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0