from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Of or pertaining to phyllotaxy

from the GNU version of the Collaborative International Dictionary of English

  • adj. Of or pertaining to phyllotaxy.

from The Century Dictionary and Cyclopedia

  • Of or pertaining to phyllotaxis.


Sorry, no etymologies found.


  • The outline of an apophysis with a dorsal umbo is quadrangular, or it is irregularly pentagonal or hexagonal, the different forms depending on the arrangement of the contiguous scales, whether of definite or indefinite phyllotactic order, a distinction to be considered later.

    The Genus Pinus

  • If the scales at the base are in definite phyllotactic order and those at the apex are in the next lower order, it is evident that intermediate scales, in the gradual change from one condition to the other, must represent different conditions of indefinite phyllotaxis, while those in

    The Genus Pinus

  • Most of the scales of a cone are in indefinite phyllotactic relation, while definite phyllotaxis is found only at points on the cone.

    The Genus Pinus

  • The phyllotactic conditions must differ, and the obvious spirals, in passing from base to apex, must undergo readjustment.

    The Genus Pinus


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