condition mean min max Sterile Leaflet 0.0127885 0.0 0.0383655 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.013045433333333334 0.0 0.0391363 Crozier 0.41291000000000005 0.0 1.23873 Rhizome 5.331804633333333 0.0334239 10.5647 Root 0.16336233333333333 0.0 0.308626