condition mean min max Sterile Leaflet 2.99049 0.0 6.55722 Fertile Leaflet with Sori 0.19757033333333335 0.0 0.488821 Primary Rachis 0.44213366666666665 0.113581 0.819857 Petiole 0.20096999999999998 0.0 0.60291 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.84829 0.0 2.14992