condition mean min max Sterile Leaflet 0.132734 0.0 0.398202 Fertile Leaflet with Sori 1.352846 0.537738 1.76099 Petiole 1.213772 0.188012 2.84995 Crozier 2.582173 0.0 7.37079 Rhizome 0.8444683333333334 0.0 2.36693 Root 0.8006599999999999 0.17678 1.11282