In plant morphology, thorns, spines, and prickles, and in general spinose structures (sometimes called spinose teeth or spinose apical processes), are hard, rigid extensions or modifications of leaves, roots, stems or buds with sharp, stiff ends, and generally serve the same function: physically deterring animals from ...

What are prickles in botany?

A short woody pointed outgrowth from the epidermis of a plant. It may be simply protective, as in Gunnera, or it may also help the plant become hooked to a support, as do the recurved prickles of roses and brambles. A prickle is a modified multicellular trichome.

Are prickles and thorns the same?

Thorns develop from shoot material, spines are modified leaf structures, and prickles form from the plant's epidermis and cortex (outermost layers). Prickles are what roses have. Because they are extensions of the plant's outer covering.