condition mean min max Sterile Leaflet 0.9174773333333334 0.811086 1.02201 Fertile Leaflet with Sori 1.4806766666666666 1.08007 1.7183 Primary Rachis 3.28835 2.93039 3.7657 Secondary Rachis 2.7486533333333334 2.31829 3.13645 Petiole 3.4399699999999998 3.37927 3.53686 Crozier 3.56888 3.37108 3.77981 Root 1.09785 0.652791 1.66024