condition mean min max Sterile Leaflet 7.312966666666666 3.34918 14.9483 Fertile Leaflet with Sori 3.64636 1.35956 5.55486 Primary Rachis 0.0116019 0.0 0.0348057 Secondary Rachis 1.3660860000000001 0.594768 2.29985 Petiole 0.026278766666666665 0.0 0.0788363 Crozier 1.125844 0.619062 1.71702 Root 0.0293097 0.0268929 0.0312216