. The microscopy of vegetable foods, with special reference to the detection of adulteration and the diagnosis of mixtures . Fig. 322. Carrot {Daucus Carota). Longitudinal section of root showing reticulated vcsstls. Xi6o. () parenchyma consists of smaller cells, which contain yi-llow chroinoplastssuspended in the cell sap. The Vessels (Fig. 322, g) are seldom owr 50 /t broad, and are clianic- CARROT. TURNIP. 419 terized by their narrow elongated pores, resembling those in the vesselsof the dandelion root. See Bibliography of Beet. BIBLIOGRAPHY. TURNIP. The white turnip
. The microscopy of vegetable foods, with special reference to the detection of adulteration and the diagnosis of mixtures . Fig. 322. Carrot {Daucus Carota). Longitudinal section of root showing reticulated vcsstls. Xi6o. () parenchyma consists of smaller cells, which contain yi-llow chroinoplastssuspended in the cell sap. The Vessels (Fig. 322, g) are seldom owr 50 /t broad, and are clianic- CARROT. TURNIP. 419 terized by their narrow elongated pores, resembling those in the vesselsof the dandelion root. See Bibliography of Beet. BIBLIOGRAPHY. TURNIP. The white turnip {Brasska Rapa L., order CrucijercB) serves as afood for man and beast, also as an adulterant of coffee, horseradish, etc. HISTOLOGY. The cork is similar to that of the beet, but the cells are smaller. Morecharacteristic are the cells of the Parenchyma (Fig. 323, p), which are 9. Fig. 323. White Turnip (Brasska Rapa). Longitudinal section of root, p parenchyma;5 reticulated vessels; a starch grains. X i6o. (Moellee.) exceptionally large (commonly 500 //) and thin-walled (2 jx). They con-tain small aleurone grains, and here and there cr}stal sand (calciumoxalate). The Vessels (g) consist of short joints, and have narrow, roundedpores resembling those of chicon^ BIBLIOGRAPHY. See Bibliography of Beet. Edible fungi when whole and fresh may usually be distinguished bytheir gross appearance. Only in the examination of the dried material The descriptions of the individual fungi are by Prof. J. Moeller. 420 yEGETABLES. or food products containing sliced or minced fungi is the microscopeessential. The common species found on the market belong in the followingsubclasses and orders: Ascomycetes: Spores produced within sacs (asci.) 1. Discomycetes: Asci borne on the outer surface of various shaped fructifications (, Morel). 2. Tuberacea?: Asci borne within a
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