condition mean min max Sterile Leaflet 0.6961283333333333 0.0 1.16463 Fertile Leaflet with Sori 2.1488003333333334 0.286451 4.5739 Primary Rachis 0.49843699999999996 0.0 0.933472 Secondary Rachis 1.561838 0.525994 2.36235 Petiole 0.0 0.0 0.0 Rhizome 0.11053600000000001 0.0 0.331608 Root 0.0 0.0 0.0