condition mean min max Sterile Leaflet 1.30141 0.37743 2.13606 Fertile Leaflet with Sori 5.44984 3.08645 9.41454 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.28882233333333335 0.0 0.476486 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.209442 0.142382 0.327237