condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.0 0.0 0.0 Young Stem with Root 6.6111699999999995 0.0 11.5871 Mature Stem with Root 0.06264253333333333 0.0 0.126479 Root 0.13720266666666667 0.0 0.411608