condition mean min max Sterile Leaflet 0.34428343333333333 0.0 0.952815 Fertile Leaflet with Sori 21.486933333333333 0.0 62.5369 Primary Rachis 0.030419500000000002 0.0 0.0912585 Secondary Rachis 0.037172333333333335 0.0 0.111517 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.061239999999999996 0.0 0.18372