acropetally


a·crop·e·tal

A0065700 (ə-krŏp′ĭ-tl)adj. Of or relating to the development or maturation of tissues or organs or the movement of substances, such as hormones, from the base toward the apex.
a·crop′e·tal·ly adv.

acropetally

(ˌækrəʊˈpɛtəlɪ) advin an upward direction, towards the apex