Phyllotaxis is (a) Mode of leaf arrangement on stem (b) Types of roots (c) Arrangement of sepals and petals in a flower (d) Type of ovary.
Option A. Phyllotaxy is mode of arrangement of leaf on stem.There are 3 sorts of leaves association at the stem. These are whorled, contrary and trade. In contrary phyllotaxy, the leaves are organized one with the aid of using one. In whorled phyllotaxy, as a minimum 3 leaves develop from identical node of stem. In change phyllotaxy, leaves develop one according to node.