condition mean min max Young Sterile Leaflet 0.30808766666666665 0.0 0.701114 Mature Sterile Leaflet 0.06717166666666667 0.0 0.201515 Fertile Leaflet with Sori 12.817296666666667 0.0 34.0604 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Meristem 0.45512400000000003 0.0 0.945535 Rhizome 0.161104 0.0 0.483312 Crozier 0.446613 0.0 1.06991 Young Root 0.0 0.0 0.0 Mature Root 0.0 0.0 0.0