a single small plant stem with leaves on it
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Merriam-Webster Online Dictionary
sprig (noun)1.
a) a small shoot - twig a sprig of parsley
b) a small division of grass used for propagation
2.
a) - heir
b) - youth
c) a small specimen
3.
an ornament resembling a sprig, stemmed flower, or leaf
4.
a small headless nail - brad
transitive verb
1.
to drive or brads into - sprigs
2.
to mark or adorn with the representation of plant sprigs
3.
to propagate (a grass) by means of stolons or small divisions