condition mean min max Sterile Frond 26.362613333333332 0.0 77.3749 Fertile Frond 8.588611 0.532881 24.6577 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 1.1976529999999999 0.0 2.77648 Root 0.0 0.0 0.0