condition mean min max Sterile Leaflet 2.2574563333333333 0.347459 3.80601 Fertile Leaflet with Sori 1.419333 0.986839 1.80316 Primary Rachis 1.049638 0.683894 1.35293 Secondary Rachis 1.78797 1.47698 2.11233 Petiole 1.0629606666666667 0.978996 1.21627 Crozier 0.5748690333333334 0.0769541 0.823913 Root 0.483344 0.0 1.04668