condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.4441333333333333 0.0 1.3324 Primary Rachis 0.79114 0.0 2.37342 Petiole 2.139054 0.122522 4.99377 Root 0.0 0.0 0.0