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 Secondary Rachis 0.003446433333333333 0.0 0.0103393 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 7.88451 0.0 22.273