condition mean min max Sterile Leaflet 2.37572 2.17256 2.61083 Fertile Leaflet with Sori 2.8316733333333333 2.27147 3.17539 Primary Rachis 4.95838 3.6916 6.43495 Secondary Rachis 5.06645 3.26271 7.68441 Petiole 5.75816 4.12996 7.24107 Crozier 7.3989199999999995 6.00578 8.8296 Root 5.27384 4.49226 6.52388