condition mean min max Sterile Frond 0.0 0.0 0.0 Fertile Frond 0.06575433333333333 0.0 0.197263 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.295738 0.0 0.52287 Root 16.664513333333332 0.0 47.9125