HELIOTROPISM
Source: 567
He′li‐ot″ro‐pism (?), n. [[Helio- + Gr. � to turn.]] (Bot.) The phenomenon of turning toward the light, seen in many leaves and flowers.
Source: 567
He′li‐ot″ro‐pism (?), n. [[Helio- + Gr. � to turn.]] (Bot.) The phenomenon of turning toward the light, seen in many leaves and flowers.