condition mean min max Sterile Leaflet 0.41772000000000004 0.0 1.25316 Fertile Leaflet with Sori 8.366371 0.460413 23.7548 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0131869 0.0 0.0395607 Petiole 0.048110999999999994 0.0 0.144333 Crozier 0.0297285 0.0 0.0891855 Root 0.028910933333333333 0.0 0.0867328