condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 8.5776 6.00056 11.5016 Petiole 6.3557 0.0 19.0671 Crozier 0.0 0.0 0.0 Rhizome 6.542084333333333 0.552123 12.8639 Root 33.88424666666667 7.53514 80.7153