condition mean min max Fertile Leaflet with Sori 1.0966293333333335 0.35292 1.97615 Primary Rachis 4.736698666666666 0.748076 9.63458 Secondary Rachis 0.902548 0.512124 1.16153 Petiole 1.2521870000000002 0.297551 2.15708 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0