condition mean min max Sterile Leaflet 0.20857933333333334 0.163832 0.284557 Fertile Leaflet with Sori 0.20101203333333334 0.0 0.513327 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.24206399999999997 0.0 0.726192 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 6.5142999999999995 0.0 19.5429