condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 1.3670600000000002 0.0 4.10118 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 4.7919616666666665 0.293215 8.22197 Root 0.8075033333333334 0.0 2.42251