condition mean min max Sterile Leaflet 0.688289 0.166632 1.17591 Fertile Leaflet with Sori 2.4837966666666667 1.02247 4.60884 Primary Rachis 0.19467399999999999 0.0 0.386385 Secondary Rachis 0.47384033333333336 0.0 0.880345 Petiole 0.0250229 0.0 0.0750687 Crozier 0.0 0.0 0.0 Root 0.09544243333333334 0.0 0.243931