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Superficial outgrowth of stem or leaves ...

Superficial outgrowth of stem or leaves which do not possess vascular cylinder and becomes thick due to deposition of silica or calcium carbonate is

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To answer the question, we need to identify the term that describes superficial outgrowths of stems or leaves that lack a vascular cylinder and become thick due to the deposition of silica or calcium carbonate. ### Step-by-Step Solution: 1. **Understanding the Question**: The question describes a specific type of outgrowth found on the stems or leaves of plants. It specifies that these outgrowths do not contain a vascular cylinder, which is important for understanding their structure. 2. **Identifying the Characteristics**: The outgrowths mentioned are superficial, meaning they are located on the surface of the plant. They also become thick due to the deposition of certain minerals, specifically silica or calcium carbonate. ...
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