condition mean min max Sterile Leaflet 0.25588755 0.00616365 0.702999 Fertile Leaflet with Sori 1.733239 0.604457 2.71033 Primary Rachis 0.0007521166666666666 0.0 0.00225635 Secondary Rachis 0.05886071666666667 0.0059904 0.161026 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.00361028 0.0 0.0069705