COMPOSITE 167 



lanceolate-obovate, narrowed into a foot-stalk, coarsely serrate, 

 obtuse, dull green. Capitulum rather large. Resembles a large 

 daisy, but distinguished by the hairy pappus. The figure is of a 

 robust specimen. 



Damp, shady places, and clearings of woods from the sub-alpine 

 region upwards to 6500 feet, especially on limestone. May to 

 autumn. 



Distribution. Carpathians, Eastern, Central, and Western Alps, 

 Jura, Black Forest, Var. 



ERIGERON L. 



Capitula radiate. Disk yellow. Ray violet or mauve. Involucral 

 bracts in many rows. Receptacle flat, pitted. Ray-flowers in 

 several rows, ligulate. Disk-flowers bi-sexual. Pappus of many 

 rows of hairs, persistent. 



Erigeron acris L. 



An erect annual or biennial, 6-12 inches high, slightly branched, 

 and covered with short hairs. Leaves linear or lanceolate, entire, 

 the radical ones stalked. Flower-heads rather small, solitary on the 

 upper branches, and forming a loose panicle. Florets numerous, 

 filiform, and short, the outer rows pale purple ; the tubular florets 

 very few, pale yellow. 



Pastures, stony and waste places from the plains to the lower 

 mountains ; common. June to September. 



Distribution. All Europe, Asia Minor, Siberia, N. America. 

 British. 



Erigeron canadensis L. 



This ubiquitous annual weed is frequently seen in sub-alpine 

 districts and even on the lower glacier moraines. A native of N. 

 America it has now established itself in almost all temperate and hot 

 countries. It is usually taller than the last and glabrous except for 

 a few spreading hairs. The leaves are narrow, entire, or slightly 

 toothed. Flower-heads extremely small, whitish green, very 

 numerous, and forming a long, leafy panicle. Florets minute, the 

 outer ones filiform and slightly tinged with red. 



Erigeron Villarsii Bell. (E. atticus Vill.). 



A robust Alpine species, 10-12 inches high, with erect, branched 

 stem, glandular-pubescent above. Leaves lanceolate, entire, 

 clasping the stem, the root-leaves oblong-lanceolate, all hairy. 

 Involucre glandular-hispid, the bracts often reddish. Flower- 

 heads large and handsome, solitary. Ray-florets rose or bright 

 purple ; central florets yellow and tubular. 



Moraines, grassy mountain sides, etc. ; local. July to September. 



Distribution, Eastern, Central, and Western Alps, Transylvania, 



