condition mean min max Sterile Leaflet 0.061726 0.0 0.185178 Fertile Leaflet with Sori 0.540509 0.361841 0.691585 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.087992 0.0 0.146528 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 3.2677566666666666 1.07458 7.5888