condition mean min max Sterile Leaflet 0.009614766666666667 0.0 0.0288443 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Root 3.8966087000000003 0.0340817 11.6172