condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.033761 0.0 0.101283 Crozier 0.3081798 0.0477734 0.471564 Rhizome 0.10623833333333334 0.0 0.318715 Root 5.7711163333333335 0.152899 10.9329