condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.0 0.0 0.0 Young Stem with Root 2.5516540666666665 0.0509422 5.31544 Mature Stem with Root 0.178376 0.0 0.535128 Root 0.30763636666666666 0.0 0.86487