condition mean min max Sterile Leaflet 10.17731 2.92672 18.2207 Fertile Leaflet with Sori 7.1262099999999995 5.45832 9.20169 Primary Rachis 3.0870800000000003 2.79307 3.41582 Petiole 3.42749 2.97819 4.29387 Crozier 8.902656666666667 7.88259 9.96397 Rhizome 49.0192 31.6591 64.1221 Root 19.040196666666667 9.44279 24.0948