Glossary of Botanical Terms:
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scale: (1) any thin and often scarious body, often a reduced or rudimentary leaf, e.g. covering a dormant bud, Fig. 3 G; (2) a thin flap of tissue, e.g. at the base of stamens; (3) a small papery surface structure on stems and leaves. Fig. 15 H & I.
Fig. 3. Compound Leaves (A–F & I–M) and Simple Leaves (G & H). A, tripinnate; B, bipinnate; C, imparipinnate; D, paripinnate; E, palmate; F, pedate; G, scale leaves; H, simple; I, unifoliolate (1-foliolate); J, bifoliolate (2-foliolate); K, pinnately trifoliolate; L, palmately trifoliolate; M, biternate.
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