condition mean min max Sterile Leaflet 3.28857 1.70409 4.36446 Fertile Leaflet with Sori 3.2186833333333333 2.71378 3.73643 Primary Rachis 0.786068 0.613763 0.990252 Petiole 0.897987 0.293647 1.48592 Crozier 0.21449000000000001 0.165357 0.302342 Rhizome 0.6178668333333334 0.0366165 1.57694 Root 0.5401036666666666 0.257944 1.06754