condition mean min max Sterile Leaflet 2.113327 0.567631 4.01241 Fertile Leaflet with Sori 1.6932183333333333 0.924925 2.22214 Petiole 1.313966 0.634848 1.6697 Rhizome 1.2913153333333334 0.898786 1.60708 Root 0.431233 0.0 1.00866