condition mean min max Sterile Leaflet 2.059363333333333 1.00306 3.47587 Fertile Leaflet with Sori 0.6040133333333334 0.0 1.22635 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0