condition mean min max Sterile Leaflet 2.40238 1.60112 3.65166 Fertile Leaflet with Sori 2.9204333333333334 1.98361 4.23052 Petiole 0.716545 0.248218 1.43636 Rhizome 1.382577 0.943931 2.01046 Root 0.595518 0.308625 1.03608