Know Your Underground Roots

By Crooked Bear Creek Organics

Crooked Bear Creek Organic Herbs

Underground Stems

The underground stems, by being situated below the surface of the soil, protect themselves against unfavorable conditions of weather and the attack of animals and serve as storehouses for reserve food, and in vegetative propagation. Their stem nature can be distinguished by the presence of nodes and internodes, scale leaves at the nodes, axillary buds in axils of scale leaves and a terminal bud. Further, the anatomy of the underground stem resembles that of an aerial stem. The underground stems are of four types namely rhizome, tuber, bulb, and corm.

Rhizome

A rhizome is a thick horizontally growing stem which usually stores food material. It has nodes and internodes, scale leaves, axillary buds, adventitious roots and a terminal bud. Scale leaves enclosing the axillary buds are seen arising from the nodal points of the stem. Some of the axillary buds develop into branches which grow upwards into the…

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