condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.0 0.0 0.0 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 10.182340666666667 0.166902 25.8231 Root 2.1268066666666665 0.0 3.35095