condition mean min max Sterile Leaflet 1.6207693333333333 0.310456 3.97877 Fertile Leaflet with Sori 75.4492 56.9803 98.8275 Primary Rachis 0.032158933333333334 0.0 0.0513425 Secondary Rachis 1.1010643333333332 0.436501 2.14232 Petiole 0.0 0.0 0.0 Crozier 0.0812996 0.0 0.144417 Root 0.665003 0.260624 1.06551