arrhizal

/əˈraɪzəl/
adjective
  1. Having no roots; rootless.
    • The arrhizal moss grew on the surface of the rock, drawing moisture from the air.
    • Unlike most trees, this parasitic plant is arrhizal and gets nutrients from its host.
    • Some aquatic plants are arrhizal, floating freely without anchoring to the bottom.
Synonyms
What does "arrhizal" mean? | whatsthatwordmean | whatsthatwordmean