condition mean min max Sterile Leaflet 0.2879129 0.0651077 0.668918 Fertile Leaflet with Sori 2.117847333333333 0.711282 3.74726 Primary Rachis 0.019312866666666668 0.0 0.0579386 Secondary Rachis 0.23152399999999998 0.0 0.559904 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0