condition mean min max Sterile Leaflet 0.0038210666666666664 0.0 0.0114632 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0027961400000000003 0.0 0.00838842 Secondary Rachis 0.011604066666666666 0.0 0.0236971 Petiole 0.0 0.0 0.0 Crozier 3.92618 2.00524 5.50507 Root 0.2959046 0.0574378 0.453579