How does a leaf spine differ from a stem spine
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In plant morphology,thorns, spines and prickles are all similar type of structures identified by their sharp and stiff ends. Thorns are obtained from shoots. Spines are obtained from leaves and prickles are derived from the epidermis. ... Thorn is a woody and shape pointed modified stem.
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leaf spine arises from leaf which is a leaf modification which grows from apical bud
stamina spine is a modification of axillary bud which arises from nodes of the stem
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