acropetal

a·crop·e·tal

developing or moving from the base of the stem toward the apex: used to describe the development of tissues or movement of hormones in plants

Origin of acropetal

acro- + -petal

adjective

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.

Related Forms:

Adjective

(comparative more acropetal, superlative most acropetal)

(botany) That develops, matures or opens from the base towards the apex in sequence

Anagrams

Origin

acro- +‎ -petal

A second type is developed as follows: the primary hypha forms a septum below its apex as before, and the terminal conidium, thus abstricted, puts out a branch at its apex, which starts as a mere point and rapidly swells to a second conidium; this repeats the process, and so on, so that we now have a chain of conidia developed in acropetal succession, the oldest being below, and, as in Penicillium, &c., branches put forth lower down may repeat the process (Hormodendron).
Size.) stamens may be developed in the usual centripetal (acropetal) order, as in Rhamnaceae; or they may be interposed between the pre-existing ones or be placed outside them, i.e.

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