condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.0 0.0 0.0 Young Stem with Root 0.28700133333333333 0.0 0.861004 Mature Stem with Root 0.7270563333333333 0.0 1.69356 Root 5.48379 0.0 14.4228