condition mean min max Sterile Leaflet 7.0894900000000005 1.15495 18.0389 Fertile Leaflet with Sori 5.76123 2.78807 9.69519 Primary Rachis 0.643312 0.196079 0.886646 Petiole 0.12050899999999999 0.0 0.361527 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0