condition mean min max Sterile Leaflet 1.246418 0.0 3.07384 Fertile Leaflet with Sori 1.4634903333333333 0.763361 2.31877 Primary Rachis 0.0 0.0 0.0 Petiole 3.0265400000000002 0.0 9.07962 Root 2.7558166666666666 0.0 5.95487