LEAF

n. Lef. Gr., v\\ov. Lat., folium. Fr.,feuille. Ger., Blatt. lt.,foglia. Sp., hoja. 1. A thin sheet. 2. Popularly, see Foliage leaves. 3. In descriptive botany, the blade of a 1. 4. In the most comprehensive sense, a stem appendage consisting of expansions of the ti ues of the stem, constituting ordinarily the a imilating apparatus of the plant, but sometimes serving for other uses, e. g., for climbing, for the utilization of animal matter, as ve els for maceration, as sensitive fly-traps, for storing nutritive matter, etc. Leaves exist not only as foliage, but in a variety of other forms, such as scales, spines, tendrils, stamens, and all lateral productions which are not axillary; all these forms, however, are alike in that they begin in the very young bud as minute protuberances just behind the growing apex of the stem. |B, 1, 19, 121, 123, 291 (a, 35).] Carinate 1. Fr., feuille carinee. A keel shaped 1. [a, 24.] Carpellary leaves. The carpophylls, or carpels of the pistil, [a, 35.] Cataphyllary 1. See CATAPHYLL. Clasping 1. A leaf the blade of which embraces more or le rf the stem at the base. [B, 291 (a, 35).] Complete 1. A typical leaf, i. e., one having a blade, a petiole, and a pair of stipules. [B. 291 (a, 35).] Compound 1. A leaf the blade of which is divided into two or more distinct parts called leaflets. [B. 291 (a, 35).] Cotyledon leaves. The seed-lobes; the leaf, or pair of leaves, borne U2, blue; U3, lull; U, full; U8, urn; U, like ii (German). [s. 597]