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
Related formsphyl·lo·tac·tic [fil-uh-tak-tik] /ˌfɪl əˈtæk tɪk/, phyl·lo·tac·ti·cal, phyl·lo·tax·ic, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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Historical Examples of phyllotaxy

Science definitions for phyllotaxy



The pattern of leaf distribution and arrangement on a stem.
Related formsphyllotactic adjective
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