condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 2.2405333333333335 1.43613 2.79855 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.04287933333333333 0.0 0.128638 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.025032600000000002 0.0 0.0750978