. The microscopy of vegetable foods, with special reference to the detection of adulteration and the diagnosis of mixtures . osma aurea PL, Babicttiaaurca Ketsch., order Iridaccce) are used in South Africa as a substitutefor saffron. The corolla tube is cyhndrical, broadening into a funnel-shaped lobed extremity. The stigma branches are thick, club-shapedat the ends. According to Heine the flowers contain a coloring sub-stance soluble in hot water which is similar to the crocin of saffron. HAIZE SILK. The dried thread-like styles and stigmas of Zea Mays L., known asmaize or corn silk, are used


. The microscopy of vegetable foods, with special reference to the detection of adulteration and the diagnosis of mixtures . osma aurea PL, Babicttiaaurca Ketsch., order Iridaccce) are used in South Africa as a substitutefor saffron. The corolla tube is cyhndrical, broadening into a funnel-shaped lobed extremity. The stigma branches are thick, club-shapedat the ends. According to Heine the flowers contain a coloring sub-stance soluble in hot water which is similar to the crocin of saffron. HAIZE SILK. The dried thread-like styles and stigmas of Zea Mays L., known asmaize or corn silk, are used in medicine and chopped into short piecesas an adulterant of saffron. The threads are distinguished from saffronby their flattened, strap-shaped form. Under a low power two parallelbundles, one near each margin, are evident. Multicellular hairs similarto those of marigold, but smaller ( mm.), occur on the cell contents dissolve in alkali to a brown liquid. CLOVES. Cloves are the flower-buds of a small evergreen tree (Eugenia caryo-phyllata Thbg., Jamhosa Caryophylliis Ndz., Caryophyllus aromaticus. Fio. 559. Cloves {Eiigeuui curyofhyllata). A flower bud in longitudinal section, XB fruit, natural size. C fruit in longitudinal section, X2. D embryo, natur size. (LUKRSSEN.) 3natural L., order Myrlacecp), a native of the Molucca Islands, but now exten-sively cultivated in the Philipi)ines, the Sunda Islands, Southern India, CLOl^ES. (>Z2, Zanzibar and the neighboring islands, the Antilles, and tropical SouthAmerica. The thrice-forked corymbs, with flowers in groups of three,appear twice a year, in June and December. The buds arc either pickedby hand or beaten from the tree with reeds and collected on cloths are usually dried in the sun, during which process the color changesto brown. Dried cloves (Fig. 559) have a rounded or somewhat flattened, wrinkled,adherent calyx tube, about i cm. long and 3 mm. in diameter, whichexpands somewhat at the en


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