condition mean min max Sterile Leaflet 20.06222 8.72646 33.4851 Fertile Leaflet with Sori 15.065563333333333 7.22589 21.8734 Primary Rachis 5.62037 1.38464 11.5607 Secondary Rachis 7.79574 3.19783 14.1808 Petiole 9.030339999999999 5.38742 12.3539 Crozier 12.770736666666666 3.35191 22.8809 Root 3.81045 2.3148 6.67736