condition mean min max Sterile Leaflet 0.750337 0.295222 1.1327 Fertile Leaflet with Sori 0.1922815 0.0 0.48105 Primary Rachis 1.1854216666666666 0.540775 1.68248 Petiole 1.1647683333333334 0.920515 1.45857 Crozier 0.21675850000000002 0.0952705 0.348799 Rhizome 0.1080373 0.0 0.227321 Root 2.26455 1.70624 2.63554