154 



ROSACES 



[CLASS 



and stock, that each retains the peculiar character of its 

 own wood. This is particularly striking when the woods 

 are of different colours or shades of colour, as when the 

 Peach is grafted upon a Plum stock. 



Bear in mind that the Garden Laurel, with large, 

 shining leaves, and the Portugal Laurel, both very 

 common garden shrubs, are species of Prunus, and have 

 nothing to do with the true (Victor's) Laurel, belonging 

 to the exotic Order Lauraceae, a Family of Mono- 

 chlamydeae, with the anthers dehiscing by valves, like 

 those of the Barberry. 



23. Natural Order Onagraceae. The (Enothera 

 Family. 



DISTRIBUTION. Temperate Zone of both hemispheres; 

 less numerous between the Tropics. British genera 4, 

 species 13. 



Herbs. Stamens 2, 4, or 8. Ovary inferior. 



Type Willow-herb (Epilobium hirsMtuiri). 

 A tall perennial herb, with clasping lanceolate un- 

 divided leaves and rose-coloured regular flowers. 



OBSERVE the dimerous symmetry of Enchanter's 

 Nightshade (Circaa), the parts of the flower being in 

 twos : the coloured calyx of Fuchsia : the expansion of 

 the flowers, in the evening only, of Common (Enothera 



