condition mean min max Sterile Leaflet 0.7740393333333334 0.0 2.00613 Fertile Leaflet with Sori 8.518413333333333 6.13174 10.3453 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 1.2426556666666666 0.337818 2.44944 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 3.97983 0.0 6.09374