condition mean min max Sterile Frond 15.126766666666668 12.8329 16.3087 Fertile Frond 11.97249 8.91857 13.7938 Young Stem with Root 13.613266666666668 9.3702 17.4265 Mature Stem with Root 8.83884 8.4172 9.06847 Root 9.40273 7.9232 10.3179