condition mean min max Sterile Leaflet 17.4166 11.8005 21.7228 Fertile Leaflet with Sori 16.696433333333335 14.1111 21.4753 Primary Rachis 21.2748 20.7495 22.0792 Petiole 19.8287 18.9429 20.3736 Crozier 18.4103 17.4188 19.352 Rhizome 17.189666666666668 15.1389 19.5181 Root 20.1441 14.0783 25.2096