condition mean min max Sterile Leaflet 0.017307253333333335 0.0 0.0420298 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.0446046 0.0 0.0743769 Crozier 0.01358299 0.00937597 0.0198175 Rhizome 2.3253880000000002 0.457504 3.33921 Root 1.5020263333333335 0.160479 3.12257