Metaphyta L iliu m. 



159 



of the sepals is frequently green. Amongst the dicotyledons 

 the calyx is generally green, although endless variations 



FIG. 77. CYSTOLITH FROM THE LEAF OF Ficns 

 elcutica. (Thom6.) 



FIG. 78. VERTICAL SECTION OF FIG. 79. FLOWER AND OVARY (IN SECTION) 

 FLOWER OF Myosurus. (Maout OF Lilinm album. (Allen.) 



and Decaisne.) 



occur. The colouring matter is found to be in the form of 

 crystals or granules, or simply diffused in the epidermal 



