Hardy Exotic Plants for Naturalization. 51 



THE BARBERRY FAMILY. 



Pinnate Barren Wort. Epimedium pinnatum. Persia. 

 Herbaceous perennial ; 9 to 30 inches ; yellow; spring ; 

 division. — Warm half shady spots on the margins of 

 shrubberies, or beds of American plants, or naturalized 

 in copses, in moist, peat, or vegetable soil. 



Alpine Barren Wort. Epimedium alpinum. South- 

 ern Europe. Herbaceous perennial ; 9 to 12 inches ; 

 purplish ; spring ; division. — Same positions as for the 

 preceding, but amid dwarfer vegetation. 



THE DUCK'S FOOT FAMILY. 



May Apple. Podophyllum peltatum. North America. 

 Herbaceous perennial ; 6 to 9 inches ; white ; early 

 summer; seed or division. — Grows quite vigorously in 

 half-shady spots on the margins of beds of Rhododen- 

 drons, &c., in peat soil. An interesting plant, yielding 

 the now popular medicine, Podophyllin. 



THE WATER LILY FAMILY. 



Iiarge Yellow Water LUy. Nuphar advena. North 

 America. Aquatic; yellow; summer; division. — A 

 noble plant for the margins of ornamental water, asso- 

 ciated with our beautiful British Water-Lily. 



THE POPPY FAMILY. 



Saflfron-colonred Poppy. Papaver croceum. Altai 



Mountains. Herbaceous perennial ; i to i^ feet ; saffron ; 



early summer ; seed or division. — Rocky ground in moisL 



districts, in rather moist sandy soil. 



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