condition mean min max Young Sterile Leaflet 17.270960666666667 0.479232 49.4256 Mature Sterile Leaflet 15.79777 1.9183 40.3294 Fertile Leaflet with Sori 22.732723333333333 9.42657 29.7942 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.4586676666666667 0.0 0.963547 Petiole 0.0 0.0 0.0 Meristem 0.9756643333333334 0.0 2.5392 Rhizome 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Young Root 0.0 0.0 0.0 Mature Root 0.0 0.0 0.0