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 0.18786433333333333 0.168973 0.210538 Rhizome 0.056528999999999996 0.0 0.169587 Root 11.717193333333334 7.35888 14.5272