condition mean min max Young Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0205197 0.0 0.0615591 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.05161866666666667 0.0 0.154856 Petiole 0.0 0.0 0.0 Meristem 0.007788333333333334 0.0 0.023365 Rhizome 0.0193001 0.0 0.0579003 Crozier 0.0 0.0 0.0 Young Root 0.008339066666666667 0.0 0.0250172 Mature Root 4.178957 0.205052 11.8499