. The microscopy of vegetable foods, with special reference to the detection of adulteration and the diagnosis of mixtures . Fio. 539. Tarragon {Artemisia li<.. 540. Tarragon. Eijidemiis of leaf in suii uc ). Leaf, natural (.^ioELLKR.) size. () are smooth. The cells arc isodiamclric with sinuous walls, or elongatedwith straight walls. Three or more adjacent cells surround each stoma. TARRAGON. iVORMlVOOD. 619 Mesophyl crystals are absent. Other species of Artemisia are downy-hairy. Each hair is T-shaped,bearing on a short, jointed stalk a long transversely arranged
. The microscopy of vegetable foods, with special reference to the detection of adulteration and the diagnosis of mixtures . Fio. 539. Tarragon {Artemisia li<.. 540. Tarragon. Eijidemiis of leaf in suii uc ). Leaf, natural (.^ioELLKR.) size. () are smooth. The cells arc isodiamclric with sinuous walls, or elongatedwith straight walls. Three or more adjacent cells surround each stoma. TARRAGON. iVORMlVOOD. 619 Mesophyl crystals are absent. Other species of Artemisia are downy-hairy. Each hair is T-shaped,bearing on a short, jointed stalk a long transversely arranged end cell. BIBLIOGRAPHY. See General Bibliography, pp. 671-674: Koch (22); Moeller (30, 31); Planchonet CoUin (34); Tschirch (39); Vogl (44).Meyer, Ad.: Off. Blatter u. Krauter. Halle, 1882. WORMWOOD. The European wormwood (Artemisia vulgaris L., order Composites)has pinnately-cleft leaves with irregular, deeply lobed, dentate divisions(Fig. 541). They are dark green above, white or gray, woolly-hairy. Fig. 541. Wormwood {Artemisia vulgaris). Leaf, natural size. (Moeller.) beneath. In the region of the flowers the leaves are entire. The divi-sions are lanceolate, prickle-pointed, sparingly veined. t}20 SPICES AND CONDIMENTS. Epidermis (Fig. 542) on both sides consists of cells with \va\7
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