80 NOMENCLATURE OF THE FLOWER. 



is the upper petal which rises upwards ; and the al<e or wings, are 

 the two lateral wings which stand singly, but separated by the keel. 



j. Rosaceous or rose-like consisting of four or more regular 

 petals, which are inserted into the receptacle by a short and broad 

 claw, as in the wild-rose. 



k. Undulate or waved the surface rising and falling in waves, 

 or obtusely, not in angles, as in the superb and blue gloriosa. 



1. Plicate folded like a fan, as in the convolvulus. 



m. Revolute the petals turned back, as in the asparagas. 



24. Margin: In respect to margin, the corolla is 

 said to be crenate, serrate, or ciliate. 



a. Crenate when attended with crenatures, as in the flax. 



b. Serrate having serratures, as in the lime. 



c. Ciliate beset with hairs, as in the rue and others. 



25. Proportion : In respect to proportion, the co- 

 rolla may be termed, long or short. 



a. Long when it is longer than the calyx, as in the long-flowered 

 lobelia. 



b. Short when it is shorter than the calyx, as in the procumbent 

 pearl-wort. 



26. Situation : With regard to situation, the corolla 

 is said to be superior or inferior. 



a. Superior having its receptacle above the germen. 



b. Inferior having its receptacle below the germen. 



27. Duration : In point of duration, the corolla is 

 caducous, deciduous, permanent, or marcesccnt. 



a. Caducous continuing only until the expansion of the flower, 

 and then falling off, as in the herb Christopher and meadow-rue. 



b. Deciduous when the petals fall off with the rest of the flower. 



