condition mean min max Sterile Frond 1.8823299999999998 0.0 5.27326 Fertile Frond 0.26151103333333336 0.0 0.748163 Young Stem with Root 0.011416133333333333 0.0 0.0342484 Mature Stem with Root 0.026799433333333334 0.0 0.0439314 Root 0.021499 0.0 0.064497