condition mean min max Sterile Leaflet 3.746033333333333 0.0 11.2381 Fertile Leaflet with Sori 1.3313766666666667 0.0 3.99413 Primary Rachis 0.07524399999999999 0.0 0.225732 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