condition mean min max Sterile Leaflet 2.867239 0.873577 6.52348 Fertile Leaflet with Sori 1.8179999999999998 1.35472 2.21005 Petiole 0.410012 0.290177 0.629594 Crozier 1.189727 0.0 2.99148 Rhizome 0.872331 0.0 1.77559 Root 1.2862446666666667 0.277594 2.25379