condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.289836 0.0 0.869508 Crozier 0.0 0.0 0.0 Rhizome 4.1783 0.0 12.5349 Root 48.48566666666667 0.0 145.457