condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.4616823333333333 0.316167 0.751489 Primary Rachis 0.0 0.0 0.0 Petiole 0.243821 0.0 0.367171 Crozier 6.13347 4.82778 8.43359 Rhizome 4.2510433333333335 1.88446 6.79559 Root 0.0 0.0 0.0