condition mean min max Sterile Leaflet 0.034562 0.0 0.103686 Fertile Leaflet with Sori 0.1729442 0.0531066 0.301494 Primary Rachis 0.0 0.0 0.0 Petiole 0.119407 0.0 0.241363 Root 7.216351666666666 0.489065 11.463