condition mean min max Sterile Leaflet 0.6842353333333333 0.230155 1.54831 Fertile Leaflet with Sori 2.0932133333333334 0.0 5.25057 Primary Rachis 1.8487010000000001 0.398463 3.16475 Petiole 0.310529 0.0 0.692061 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0