ocrea
noun
oc·rea
variants:
or ochrea \ ˈäkrēə , ˈōk- \
plural ocreae
or ochreae\ -ēˌē \
Definition of ocrea
: a tubular sheath around the base of the petiole consisting of a single stipule in the red clover or of a pair of coherent stipules in the buckwheat family (Polygonaceae)
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