The microscopy of vegetable foods, with special reference to the detection of adulteration and the diagnosis of mixtures (1916)
Winton, Andrew Lincoln, 1864-1946, Moeller, Josef, 1848-1924, Winton, Kate Grace Barber, Mrs · New York, John Wiley & sons, inc.; [etc., etc.] · leaf 483
Fig. 369. Willow. A upper epidermis of leaf. B lower epidermis with hairs and stomata. X160. (MOELLER.) are thin-Vvalled, while those of full-grown leaves often have walls so stronglythickened as to obliterate the cavities. The marginal teeth end in multi-cellular glands. The Mesophyl contains…