condition mean min max Sterile Leaflet 2.6248733333333334 2.219 2.84658 Fertile Leaflet with Sori 3.3169833333333334 3.25014 3.38875 Primary Rachis 4.0837900000000005 3.67552 4.39995 Secondary Rachis 4.18355 3.6518 4.78715 Petiole 4.26993 3.89078 4.50869 Crozier 4.3989899999999995 3.95232 5.06343 Root 2.0257833333333335 1.66222 2.36828