condition mean min max Sterile Leaflet 2.676 0.0 5.26991 Fertile Leaflet with Sori 1.6094023333333334 0.255374 4.21288 Primary Rachis 1.4440736 0.0807788 3.81212 Petiole 0.0319669 0.0 0.0480146 Crozier 0.030300466666666664 0.0 0.0909014 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0