condition mean min max Sterile Leaflet 0.438283 0.279948 0.609959 Fertile Leaflet with Sori 1.8868013333333333 0.345142 4.73662 Primary Rachis 0.3980552 0.0932376 0.575137 Petiole 0.1306861 0.0448613 0.198595 Crozier 0.0 0.0 0.0 Rhizome 0.5313457 0.0452301 1.2991 Root 8.844443333333333 1.48137 22.4531