condition mean min max Sterile Leaflet 4.72173 1.41842 7.05299 Fertile Leaflet with Sori 4.26835 1.69964 8.15193 Primary Rachis 0.30036633333333335 0.0 0.776197 Secondary Rachis 2.2676693333333335 0.382368 3.90468 Petiole 0.21262933333333334 0.0 0.637888 Crozier 0.0 0.0 0.0 Root 0.044999000000000004 0.0 0.134997