condition mean min max Sterile Frond 4.0974569999999995 0.0 11.9987 Fertile Frond 3.0709133333333334 0.0 9.21274 Young Stem with Root 0.0 0.0 0.0 Mature Stem with Root 0.0 0.0 0.0 Root 1.3754600000000001 0.0 4.12638