condition mean min max Sterile Frond 27.29827 2.55215 74.8582 Fertile Frond 9.049150000000001 0.0 25.2423 Young Stem with Root 5.3255799999999995 0.0 10.459 Mature Stem with Root 0.16773133333333334 0.0 0.503194 Root 0.0 0.0 0.0