condition mean min max Sterile Leaflet 0.6174513333333334 0.0 1.153 Fertile Leaflet with Sori 2.4717033333333336 1.06247 4.13123 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.11264099999999999 0.0 0.337923 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.2288123333333333 0.0 0.686437