condition mean min max Sterile Leaflet 0.0230282 0.0 0.03559 Fertile Leaflet with Sori 0.033043499999999996 0.0 0.0991305 Primary Rachis 0.0395663 0.0 0.0826578 Petiole 0.012653833333333335 0.0 0.0379615 Crozier 4.90641 2.54534 8.86283 Rhizome 7.804643333333333 3.89108 13.3456 Root 0.07928843333333332 0.0 0.196101