acropetal


Also found in: Dictionary, Thesaurus, Encyclopedia.

ac·rop·e·tal

(ă-krop'ĕ-tăl),
1. In a direction toward the summit.
2. Produced successively toward the apex, with the youngest conidium formed at the tip and the oldest at the base of a chain of conidia; pertaining to asexual spore production in fungi by successive budding of the distal spore in a spore chain.
[acro- + L. peto, to seek]

ac·rop·e·tal

(ă-krop'ĕ-tăl)
Developing from the base toward the apex.
[acro- + L. peto, to seek]

acropetal

  1. (of plant structures, e.g. leaves and flowers) produced one after another from the base of the stem to the apex.
  2. (of substances, e.g. water) moving from the base of a plant to the apex.

ac·rop·e·tal

(ă-krop'ĕ-tăl)
In a direction toward the summit.
[acro- + L. peto, to seek]
References in periodicals archive ?
About the company Established in 2001, Acropetal Technologies Limited was earlier involved in providing Engineering Design Services.
Bolls at FS 3 also benefited from acropetal transport from subtending leaves at FS 1 and 2 when fruiting structures at those sites aborted.
They show an acropetal variation in size and form: tubular (cladoprophyll), laminar and glumaceous.
Main shoot sheaths exhibited marked acropetal decreases in sheath weight, similar to what occurred for leaf blades.
The concentrations of studied macronutrients decreased in an acropetal fashion in various segments of spike, as they were more in proximal segment than middle and distal segments respectively.
The initiation and differentiation of the primary branches may be acropetal or basipetal (Reinheimer et al.
Translocation of the cyclohexanedione herbicide, sethoxydim, is both acropetal and basipetal (Wills, 1984).
However, in the case of iron, the concentration decreased in an acropetal fashion in various segments of spike, as it was more in proximal position than middle and distal positions respectively.
toward the apex, with lateral branches in an acropetal succession.
The concentration of magnesium decreased in an acropetal fashion, as it was more in proximal position than middle and distal positions respectively.
Typical petals in basal eudicots and in basal core eudicots, though initiated in the normal acropetal sequence, are conspicuously retarded and lag behind sepals and stamens for some time during bud development (Fig.