condition mean min max Sterile Leaflet 3.0813840000000003 0.0 8.27185 Fertile Leaflet with Sori 0.7722713333333333 0.0 1.39696 Primary Rachis 2.9351533333333335 0.0 8.80546 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0