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Bulbs

A bulb is technically any plant that stores nutrient reserves underground in some part of its anatomy. Tree bulbs, corms, tubers, tuberous roots and rhizomes are usually lump in the category of bulbs as well. ALthough they have differences, they are all basically underground reproductive structures that are capable of creating a whole new plant. Bulbs and bulb like plants are usually perennials. Many bulbs prefer cold climates, but some, such as bamboo, prefer warm climates.

tulipTree bulbs have visible storage rings when cut in half. Tree bulbs can be sub-divided into tunicate bulbs and imbricate bulbs. Tunicate bulbs have a paper-like cover that protects the nutrient storage area. Imbricate bulbs lack this protective cover. Examples of tunicate bulbs are tulips, hyacinths, and daffodils. Lilies are an example of imbricate bulbs.

bulbs


Corms are defined as an engorged stem base that serves to store nutrients. Corms have a basal plate from where the root develop at the bottom of the corm. They also have a papery cover (tunic) like tunicate bulbs. Examples of corms are crocuses, gladiolas, and tuberous begonias.

 

Tuberous Root or storage root, is a modified lateral root, enlarged to function as storage origin. The enlarged area of the root-tuber, or storage root, can be produced at the end, or middle of a root, or involve the entire root. It is thus different in origin but similar in function and appearance to a stem tuber. Examples of plants with notable tuberous roots include the sweet potatoes, cassava and dahlia.


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Shoshanee Springs, WI 55566
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