POPULAR GARDEN BOTANY. 



the greenhouse, where they make a gay appearance, especially 

 the species corymbosa, with its fine heads of yellow flowers ; 

 this kind has also several varieties, some with white flowers, 

 others orange, etc. C. purpurea has a large spreading panicle 

 of blossoms, of various shades of purple, and dark green 

 leaves, it has a variety called elegans. C. crenatifolia has 

 yellow blossoms, with brown spots ; it forms a very striking 

 object in the greenhouse, grows a foot or more high, and 

 flowers very profusely. C. integrifolia is a shrubby species, 

 with yellow flowers, with varieties called angustifolia and 

 viscosissima ; the latter is covered all over with viscid hairs, 

 and produces a profusion of golden-yellow flowers all the 

 summer long. C. Herbertiana has yellow flowers, streaked 

 with orange ; Ropeana and Morrisoni have also yellow, as 

 well as pendula, polyantlia, rugosa, pinnata, etc. The fol- 

 lowing are striped, or spotted : formosa, Gelliana, fulgida, 

 Atkinsiana, etc. 



The fine varieties now produced from these plants are too 

 numerous to mention here; they are easily obtained on 

 applying to the cultivators. Some of the species have pure 

 white flowers, others lemon-coloured, or golden yellow with 

 a brown blotch in the centre ; one creamy- white w T ith a 

 crimson blotch; some mottled or streaked, others deep 



