condition mean min max Sterile Leaflet 3.6994693333333335 0.815408 5.66561 Fertile Leaflet with Sori 2.62043 1.02149 4.61966 Petiole 12.30987 9.36491 18.1573 Crozier 3.95832 2.81821 5.84623 Rhizome 4.088025 0.369635 6.22713 Root 2.838179333333333 0.288726 7.72734