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Morphology of Flowering Plants
Stem modifications – thorns
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Concepts tested
- bougainvillea-thorn-stem
All Questions
2017 1 question
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In $Bougainvillea$ thorns are the modifications of
Thorns arise from axillary buds, so they are stem modifications.
Thorns are hard, pointed, straight structures for protection. They are modified stems (axillary buds).