condition mean min max Sterile Leaflet 0.0 0.0 0.0 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 Crozier 0.114265 0.0 0.342795 Rhizome 0.07223500000000001 0.0 0.216705 Root 8.812266666666666 1.45539 18.7838