condition mean min max Sterile Leaflet 4.257273333333333 2.84262 5.593 Fertile Leaflet with Sori 1.8893 1.29406 2.82693 Primary Rachis 4.674823333333333 3.69719 5.60154 Secondary Rachis 5.9803299999999995 3.60382 8.94282 Petiole 5.3243599999999995 3.00758 7.27708 Crozier 21.5452 16.5288 29.6496 Root 3.3947266666666667 2.13629 4.38508