condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.11867299999999999 0.0 0.356019 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.10088233333333334 0.0 0.302647 Root 3.0401966666666667 1.87342 3.90894