condition mean min max Sterile Leaflet 0.4505553333333333 0.0 1.04368 Fertile Leaflet with Sori 1.2687453333333334 0.753866 1.79022 Primary Rachis 0.42806000000000005 0.0 1.28418 Petiole 0.402351 0.294031 0.60665 Crozier 1.05984 0.25976 1.94108 Rhizome 2.2556766666666666 1.261 2.76492 Root 0.427561 0.0 0.952671