A horizontal underground stem is a________

A horizontal underground stem is  a rhizome.


Rhizomes are also called root stalks. They are the underground growth of plants from which the parts which grow above the ground develop. A rhizome usually grows perpendicular to the direction of the force of gravity, i.e. they grow horizontal.

Characteristics of rhizomes

  • These are non-green with distinct nodes and internodes.
  • There are auxiliary as well as apical buds. These are brownish.
  • The common types of rhizomes are fleshy due to the storage of food material.
  • The rhizome rootstock grows vertically upwards instead of horizontal.


some examples of rhizomes

  1. Banana
  2. Alocasia indica

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