condition mean min max Sterile Frond 2.47848 1.40992 4.28912 Fertile Frond 4.622116666666667 1.35979 11.1085 Young Stem with Root 21.13667 1.83851 34.8555 Mature Stem with Root 4.5189200000000005 1.87444 9.71381 Root 10.284403333333334 6.23088 18.3417