condition mean min max Sterile Leaflet 10.611023333333334 7.56787 13.5616 Fertile Leaflet with Sori 11.88618 7.94354 15.8089 Primary Rachis 4.149853333333334 3.38223 5.55321 Secondary Rachis 5.4023699999999995 3.80833 7.07785 Petiole 4.21017 3.55047 5.02351 Crozier 3.47594 3.15986 3.88876 Root 4.694253333333333 2.63189 6.36203