condition mean min max Sterile Leaflet 2.230179 0.900857 2.95309 Fertile Leaflet with Sori 2.74755 2.48059 2.91113 Petiole 0.29180500000000004 0.114353 0.521916 Rhizome 0.898357 0.708959 1.11385 Root 1.26976 1.11067 1.39238