condition mean min max Sterile Leaflet 0.052421666666666665 0.0 0.127796 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 4.813253 0.845689 8.00687 Secondary Rachis 2.2419729999999998 0.414269 4.95958 Petiole 1.7814599999999998 0.0 3.17887 Crozier 0.0 0.0 0.0 Root 15.937633333333332 13.9198 19.214