condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.179426 0.0 0.311234 Young Stem with Root 0.04890833333333333 0.0 0.146725 Mature Stem with Root 0.0 0.0 0.0 Root 3.8986916333333332 0.0 11.6287