condition mean min max Sterile Frond 14.41955 5.16861 30.1744 Fertile Frond 16.604773333333334 8.97352 29.4489 Young Stem with Root 0.852086 0.107376 2.03941 Mature Stem with Root 0.635096 0.488883 0.761307 Root 0.5821863333333333 0.343035 0.959822