OP THE COROLLA. ^55 



Poppy tribe, Papaver and Glaiicium, I can- 

 not find that the flower-stalk is subsec^uently 

 enlarged, nor in any manner altered ; wiiile 

 in genera without number, whose calyx is 

 permanent, the stalk becomes not only more 

 woody, but often considerably thickened. 



II. Corolla. The Corolla, vulgarly called 

 the leaves of the flower, consists of those 

 more delicate and dilated, generally more 

 coloured leaves, which are always internal 

 with respect to the calyx, and constitute 

 the chief beauty of a flower. In the 

 Rose the Corolla is red and fragrant; 

 in the Violet purple; in the Primrose 

 yellow. 



This term includes two parts, the Petal, 

 Petakwif and the Nectary, Nectarium. 

 The former is either simple, as in the Prim- 

 rose, in which case the Corolla is said to 

 be monopetalous, of one petal ; or com- 

 pound, as in the Rose, in v/hich it is poly- 

 petalous, of several. The Nectary is some- 

 times a part of the petal, sometimes sepa- 

 rate from it. 



A monopetalous Corolla consists of two 

 parts; the tube, tubus, the cyhndrical part 



