condition mean min max Sterile Leaflet 3.1447733333333336 0.6281 4.56064 Fertile Leaflet with Sori 3.71696 1.37771 8.13337 Petiole 0.3042803333333333 0.127278 0.454004 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0