condition mean min max Sterile Leaflet 0.315979 0.0 0.649241 Fertile Leaflet with Sori 0.426797 0.303287 0.673212 Primary Rachis 1.01756 0.595911 1.83187 Secondary Rachis 0.3605623333333333 0.250276 0.559096 Petiole 2.147793 0.540289 4.26571 Rhizome 0.24304733333333334 0.0 0.376197 Root 0.0 0.0 0.0