condition mean min max Sterile Leaflet 3.747838666666667 0.870496 5.52674 Fertile Leaflet with Sori 4.01119 1.57018 5.97413 Primary Rachis 11.48578 5.09038 19.496 Petiole 4.0925633333333336 1.04997 7.27593 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0