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 0.0 0.0 0.0 Crozier 0.04295733333333333 0.0 0.128872 Rhizome 0.095155 0.0 0.285465 Root 3.4912675333333336 0.0 10.441