condition mean min max Sterile Leaflet 1.538952 0.718176 2.21951 Fertile Leaflet with Sori 8.13519 6.94369 10.3042 Primary Rachis 0.0625496 0.0224785 0.0904752 Secondary Rachis 1.9903533333333334 1.06689 2.50631 Petiole 0.0177861 0.0 0.0533583 Crozier 0.27312563333333334 0.0848779 0.552211 Root 0.527963 0.401951 0.606018