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Lack scales and are solid
- A corm is essentially a modified stem that grows horizontally underground. Its appearance can be likened to a bulb, but unlike bulbs, corms lack scales and are solid. They are composed of several layers, each with a specific function. At the outermost layer, we have the tunic, which acts as a protective covering.
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Corm, bulbo-tuber, or bulbotuber is a short, vertical, swollen underground plant stem that serves as a storage organ that some plants use to survive winter or other adverse conditions such as summer drought and heat (perennation).
Nov 18, 2021 · Like crocuses, these plants have bulbous, underground plant parts that can survive cold winters, and their flower stems push up through the ground in spring. But true bulbs are divided into layers (think of an onion), including a papery outer layer.
Corms. Corms are another form of underground storage organ, often confused with bulbs. However, corms differ significantly in structure and function. A corm is a swollen stem base covered with a tunic, and it lacks the fleshy scales found in bulbs. Examples include Crocus corms and Gladiolus corms.
Corm, vertical, fleshy, underground stem that acts as a food-storage structure in certain seed plants. It bears membranous or scaly leaves and buds and stores starches to fuel growth and to help plants survive unfavorable conditions. Many corms produce offshoots that are used for asexual reproduction.
- The Editors of Encyclopaedia Britannica
May 17, 2018 · A corm is a modified, upright, swollen, underground stem base of a herbaceous plant. Corms serve as a perennating organ, storing energy and producing new shoots and flowering stems from one or more buds located in the axils of the scale–like leaves of the previous year. Corms differ from superficially similar bulbs in that their leaves are ...
Nov 24, 2023 · To understand corms better, let’s delve into their structure and explore how they differ from other underground plant organs. A corm is essentially a modified stem that grows horizontally underground.
Jul 27, 2022 · Like bulbs, corms are underground storage structures that have evolved in some plants. Corms are a storage unit made of compressed stems, unlike the leaves that provide the storage function in bulbs. Because they are stems, corms have nodes, internodes, and meristems just like above-ground stems.
