condition mean min max Sterile Leaflet 1.1528713333333334 0.0 2.95066 Fertile Leaflet with Sori 2.250198 0.0 6.31152 Primary Rachis 2.016043 0.0 5.20331 Petiole 2.174807 0.117629 6.05228 Root 1.0183093333333333 0.0 2.93684