stipule

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stipule

one of a pair of leaflets found at the base of a leaf where it joins the stem. Stipules are common in many plant families such as Rosaceae.
References in periodicals archive ?
Shape of inflorescence, thickness of peduncle, venation of leaflet, and apex of floral bract (characters 10, 12, 9, and 13) were most important for determining the component score of the first axis; shape of rachis gland and length of leaflet (characters 3 and 7) were most important for determining the second axis, whereas the most important character for determination of the third axis was symmetry of stipular spine (character 1).
faginea, but differs by the number of buds on branch apices, stipular shape, petiolar surface, inflorescence length and position, stylar branching, and fruit peduncle and spines.