condition mean min max Sterile Leaflet 8.5866 6.74754 12.214 Fertile Leaflet with Sori 12.529633333333333 10.2389 15.0422 Petiole 0.2999029 0.0988877 0.446687 Crozier 0.37774433333333335 0.0 0.756232 Rhizome 0.0298138 0.0 0.0894414 Root 0.0 0.0 0.0