Prickle |
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A more or less small, sharp-pointed outgrowth on the surface or edge of a stem or branch. Prickles may be straight or curving, sometimes flattened or sometimes broad-based. |
Figure
A. Prickles
on
stem
of
common
blackberry. (Rubus allegheniensis) |
Figure
B. Recurved
prickles
on
branch
of
Virginia
rose. (Rosa virginiana) |
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