condition mean min max Sterile Frond 19.1661 15.8284 23.6217 Fertile Frond 16.6383 14.8997 19.4633 Young Stem with Root 20.558833333333332 16.7044 23.9812 Mature Stem with Root 19.517133333333334 15.2028 22.6205 Root 15.0125 13.4027 16.4683