condition mean min max Sterile Leaflet 3.23014 2.04502 4.94582 Fertile Leaflet with Sori 2.33141 1.04727 3.21469 Primary Rachis 3.4593366666666667 2.72603 3.97539 Petiole 3.94981 2.92809 5.02323 Crozier 0.735344 0.382785 1.14583 Rhizome 1.3607856666666667 0.993697 1.71395 Root 2.69478 2.43173 3.06287