condition mean min max Sterile Leaflet 14.9555 0.0 44.8665 Fertile Leaflet with Sori 0.8830833333333333 0.0 2.64925 Primary Rachis 0.47990333333333335 0.0 1.43971 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