condition mean min max Sterile Leaflet 0.06649633333333334 0.0 0.199489 Fertile Leaflet with Sori 0.20647600000000002 0.0 0.378798 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.07862633333333334 0.0 0.235879 Root 21.603633333333335 10.4844 39.4323