CORMS AND BULBS. 



275 



PLATE CXXII. 



FIG. 132. Powdered Squill Bulb (x 240) 



ccr, Crystal cells. 



cp, Cells filled with reddish pigment. 



e, e', Epidermis, in surface view and section. 



I, Bast. 



pa, Parenchyma. 



pr, Long prismatic crystals of calcium oxalate. 



r, Raphides 



st, Stoma. 



tr, Vessels, etc. 



T 2 



