condition mean min max Sterile Leaflet 14.32157 0.0 37.0676 Fertile Leaflet with Sori 3.9244866666666667 1.21482 8.55292 Primary Rachis 2.447639 0.348247 6.58593 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0