CORTUSALES.] 



HYDROPHYLLACEyE. 



630 



and Hydrolea occur, however, in the East Indies ; Codon at the Cape of Good Hope; 

 and Romanzovia in arctic America. 



Some of the species are cultivated in gardens for the sake of their gay flowers : Ijut 

 none appear to possess useful quahties of any importance. In the United States a 

 decoction of Hydrophyllum canadcnse is one of the endless remedies for snake-bites, and 

 it is said to be found useful in t-lae cases of erysipelatous eruptions produced Vjy the ve- 

 nomous exhalations of Rhus Toxicodendron. Hydrolea is bitter ; the leaves beaten 

 into pulp and applied as a poultice are in India considered efficacious m cleaning and 

 healing ill-conditioned ulcers. 



Hydrophyllum, Touri^f. 



Decemium, Kaf. 

 EUisia, Linn. 



Nyctelcea, Scop. 

 Microgenetes, A. DC. 

 Nemophila, Bart. 

 Eutoca, R. Br. 



Heteryta, Raf. 

 Miltitzia, A. DC. 

 Phacelia, Juss. 



A Idea, Ruiz et Pav. 



Endiplu.1, Raf. 

 Cosmanthus, Nolle. 



Emmenanthe, Benth. 

 Uydrolea, Linn. 



Steris, iJurm 



Sagonea, Aubl. 



Reichelia, Schreb. 



9 Ilydrolia Thouars. 



Wigandla, Kunth. 

 Eriodictyon, Bcnth. 

 Xama, Lum. 

 Romanzovia, Cham. 

 ? Codon, Roycn. 

 ? Lonchostonia, IViUlr. 



Numbers. Gen. 16. Sp. 75. 



Poleinoniacece. 

 Position. — Plumbaginaceas. — Hydrophyllace^. — Primulaceie. 



BoraginacecB. 



