condition mean min max Sterile Leaflet 19.154352 0.0 56.9261 Fertile Leaflet with Sori 1.9552746666666667 0.0 5.55328 Primary Rachis 1.230961 0.191374 3.11388 Petiole 0.58671 0.0 1.76013 Crozier 0.02949323333333333 0.0 0.0884797 Rhizome 0.0259836 0.0 0.0779508 Root 0.2027 0.0 0.470669