condition mean min max Sterile Leaflet 19.407899999999998 12.7717 24.0525 Fertile Leaflet with Sori 26.709933333333336 10.4825 42.2409 Petiole 1.44381 0.0 2.22627 Rhizome 0.704942 0.273615 1.19838 Root 1.0472236666666666 0.504332 1.71023