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 31.206112 0.392836 77.3147 Root 4.0760700000000005 0.0 8.44086