Dipsacece Morina. 229 



L M. longifolia.-. A perennial about 2 feet high with 

 large lobed spinescent radical leaves and showy rosy carmine 

 and white flowers, produced in June and July. A native of the 

 Himalayan mountains. 



Cephalaria Tartdrica is an allied tall perennial bearing large 

 heads of pale yellow flowers, in which the involucels exceed the 

 florets. 



ORDER LXL COMPOSITE. 



Herbs, shrubs, or trees. Leaves alternate, whorled, or 

 less frequently opposite, simple or compound, exstipulate. 

 Flowers sessile on the expanded peduncle or receptacle, and 

 surrounded by a number of more or less leafy bracts termed 

 the involucre. Receptacle with or without bracteoles or 

 bristles between the florets. Calyx superior ; limb none, or 

 feathery, or scaly, and termed the pappus. Corolla variable 

 in the different tribes. Stamens 4 or 5 ; anthers usually 

 connate. Style filiform, with a bifid stigma. Fruit dry and 

 indehiscent, containing one erect albuminous seed. A vast order 

 comprising about 1,000 genera and 8,000 species, occurring in 

 all parts of the world. The ornamental species are so numerous 

 that we must confine ourselves to descriptions of a selection of 

 the better known ones which are worthy of cultivation, and 

 merely mention the names of those of secondary importance. 

 They may be conveniently divided into three large groups, and 

 these again into several tribes. 



SUB- ORDER I. Tubulifldrese. 



Florets all tubular and hermaphrodite, or the outer or ray- 

 florets ligulate, and female or neuter. 



TRIBE I.VERNONIEJB. 



Leaves usually alternate. Florets all tubular and herma- 

 phrodite. Branches of the style covered with bristles. Not 

 represented in Britain. 



1. STOKfiSIA. 



A monotypic genus from North America. Flower-heads 

 large, terminal, solitary. Outer bracts of the involucre spiny- 



