condition mean min max Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.174099 0.0 0.522297 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 2.7926066666666665 0.0 8.37782