DENDROLOGY

Detailed explanation-1: -The correct option is B Phyllotaxy. The arrangement of leaves on a stem is known as phyllotaxy. Based on the phyllotaxy, leaves can be classified as either alternate, opposite, or whorled.

Detailed explanation-2: -The arrangement of leaves on a stem is known as phyllotaxy; leaves can be classified as either alternate, spiral, opposite, or whorled.

Detailed explanation-3: -In botany, phyllotaxis (from Ancient Greek (phúllon) ‘leaf’, and (táxis) ‘arrangement’) or phyllotaxy is the arrangement of leaves on a plant stem.

Detailed explanation-4: -Phyllotaxy refers to the pattern or arrangement of leaves on the stem or branch of a plant. It is of three types, alternate, opposite, and whorled phyllotaxy. In alternate phyllotaxy, a single leaf arises from the node of a branch. This type of phyllotaxy is observed in the sunflower, mustard, and peepal.