condition mean min max Sterile Leaflet 3.6169483333333337 0.418385 8.18598 Fertile Leaflet with Sori 2.3303409999999998 0.525183 4.26183 Primary Rachis 2.58447 1.32844 4.22935 Secondary Rachis 1.7995223333333334 0.594807 3.28506 Petiole 2.366614 0.571462 4.55902 Crozier 2.4669820000000002 0.370046 5.70234 Root 2.76397 0.0 6.85795