phyllotaxy
[ fil-uh-tak-see ]
/ ˈfɪl əˌtæk si /
noun, plural phyl·lo·tax·ies. Botany.
the arrangement of leaves on a stem or axis.
the study of such arrangement.
Origin of phyllotaxy
First recorded in 1855–60;
phyllotax(is) +
-y3
OTHER WORDS FROM phyllotaxy
phyl·lo·tac·tic [fil-uh-tak-tik] /ˌfɪl əˈtæk tɪk/, phyl·lo·tac·ti·cal, phyl·lo·tax·ic, adjectiveWords nearby phyllotaxy
Example sentences from the Web for phyllotaxy
They are arranged densely on the branches, alternately on the 8/21 plan (see section on phyllotaxy).
Outlines of Lessons in Botany, Part I; From Seed to Leaf |Jane H. NewellPhyllotaxis, or Phyllotaxy, the arrangement of leaves on the stem, 67.
The Elements of Botany |Asa GrayThis is the leaf-arrangement or phyllotaxy of the apple-tree, expressed by the fraction 2/5.
The Apple-Tree |L. H. BaileyIn other cases the width of the leaves is determined by what botanists call the "Phyllotaxy."
The Beauties of Nature |Sir John Lubbock
Scientific definitions for phyllotaxy
phyllotaxy
[ fĭl′ə-tăk′sē ]
The pattern of leaf distribution and arrangement on a stem.