condition mean min max Sterile Leaflet 1.615948 0.65995 3.27628 Fertile Leaflet with Sori 0.5875652333333333 0.0988877 1.13138 Petiole 0.03802733333333334 0.0 0.114082 Crozier 3.67042 0.0 8.47268 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0