condition mean min max Sterile Leaflet 1.1287733333333334 0.0 3.38632 Fertile Leaflet with Sori 0.19100399999999998 0.0 0.290149 Primary Rachis 0.2634513333333333 0.0 0.563538 Petiole 0.090822 0.0 0.272466 Crozier 11.720723333333334 6.42987 15.9168 Rhizome 4.2145280000000005 0.244174 9.74374 Root 0.95681 0.0 1.57315