condition mean min max Sterile Leaflet 0.19196266666666664 0.0 0.575888 Fertile Leaflet with Sori 0.8829600000000001 0.0 2.64888 Primary Rachis 4.110766666666667 0.0 12.3323 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.3060182 0.0 0.87366 Root 1.0879244000000001 0.0431682 2.41637